#    Railroad company abbreviations (reporting marks, carrier alpha codes) 
#    as used in the CTA Railroad Network for carriers, operators, and track 
#    owners.
#    Consult network documentation on deviations from official reporting marks.
#    Many dates (especially ending in zero) establish only an era, not a year.
#                                                                         
#    2005 May 30      Bruce Peterson, ORNL, (865)946-1352
#
#         @1950 ZYX 1960@    Operated by ZYX (or successors) 1950-1960.  
#         [1960 ZZ YYY  ]    Jointly owned by (or subsidiary of) ZZ & YYY. 
#         %1970 ZZZ ABC %    Acquired or leased by ZZZ and ABC.  
#         % ZZZ ABC 1970%    Merger (no unique ancestor).
#         %1996.5 Xd  %      Inactive after 1996 Jun, no successor.
#         ^ CR ^             Associated with (for billing).
#         #                  Comment follows.                              
#         *                  Any railroad.                               
#         RR/Div/Sub                                                       
#                                                                         
#    Col   1      Flag.  H-Holding company;  A-Alias.                      
#          3-5    AAR numeric code.                                       
#          8-11   Reporting mark.  Always begins with an alpha character.  
#                   May incl "&" if old, and a trailing number to prevent   
#                   duplication.                                          
#         13-14   Family.                                                  
#          16+    Text name, terminated by EOR or delimiter                
#                   @, [, %, ^, or #.                                     
#>  Families:  1 BN                 15 f - Ferry                          
#>             2 CN                 15 n - Non-system/Private            
#>             3 CP                 15 h - Non-operating owner      
#>             4 CR                 15 o - Old                      
#>             5 CX - CSXT          15 p - Passenger                
#>             6 GT - Guilford      16 r - Regional                   
#>             7 IC                 17 s - Shortline               
#>             8 KC - KCS, TM, GWWR 18 t - Terminal                    
#>             9 MX                                                
#>            10 NS                                                  
#>            11 SF - ATSF                                       
#>            12 SP - SP, DRGW                                   
#>            13 UP - UP, MP, CNW, WP                            
#>            14 WC - WC, FVW                                     
#                                                                 
    0  A&BC o  Altoona & Beech Creek RR                       
    0  A&E  t  Alton & Eastern RR                        %1970 IT  %
    0  A&NE s  Abbotsford & North Eastern RR             %1970 SOO  %
    0  A&P  SF Atlantic & Pacific RR                     %1920 ATSF  %
    0  A&SM SP Alamogordo & Sacramento Mountain Ry       %1930 EPSW  %
    0  A&SR o  Arizona & Swansea RR                          
    0  A&V  KC Alabama & Vicksburg Ry             %1920 YMV 1986.3 MSRC  %
    0  A&W  o  Aspen & Western Ry                            
    0  A&Y  NS Atlantic & Yadkin Ry                      %1930 SOU  %
  006  AA   r  Ann Arbor RR                         # oper by CR 1976.3-1977.8, then MINT
    0  AAPV n  American Association of Private RR Car Owners Inc      
    0  AAR  n  Association of American Railroads                      
  003  AB   t  Akron Barberton Cluster Ry Co             [1990 Whel  ]
    0  AB&C CX Atlanta, Birmingham & Coast RR            %1945.9 ACL  %
  002  ABB  t  Akron & Barberton Belt RR                 %1994.5 AB  %
A   0  ABC  t  Akron Barberton Cluster                   %0 AB  %
  017  ABCK n  Alaska British Columbia Transportation Co             
  014  ABL  t  Alameda Belt Line                         [0 ATSF WP  ]
    0  ABP  s  Aberdeen & Briar Patch       %0 NSRY 1983.7%  %1987.5 ACWR  %
    0  ABX  n  American Borax Co                                 
  008  AC   WC Algoma Central Ry                         [1995.1 WCL  ]
  007  ACBL n  American Commercial Barge Lines                    
    0  ACCO o  Arizona Copper Co                                  
  030  ACIS WC Algoma Central Ry                         %0 AC  %
  235  ACJR s  Ashtabula, Carson & Jefferson RR                       
  028  ACL  CX Atlantic Coast Line RR                    %1967.5 SCL  %
    0  ACMX n  American Carrara Marble Co                       
  173  ACRC s  Andalusia & Conecuh RR            %0 CG 1983.5%  @1987.8 AF  @
A   0  ACRI WC Algoma Central Ry                         %0 AC  %    # Alias
    0  ACRR o  Allegheny Central RR                      %1960 Xd  %
    0  ACRY s  Arkansas Central Ry                       @1990 KCS  @
    0  ACR1 o  Austin City Ry                                 # ACRY
  410  ACWR s  Aberdeen, Carolina & Western Ry           %0 ABP 1987.5%
  003  ACY  r  Akron, Canton & Youngstown RR             %1964 NW 1990.4 WE  %
  580  AD   s  Atlantic & Danville Ry                    %1962.8 NFD  %
  024  ADBF s  Adrian & Blissfield Rail Road Co     %0 LSMS 1977.8 LCRC 1991.1%
    0  ADCR p  Adirondack Centennial RR                %0 ADIR 1992.5%  %1994.5 ADIS  %
  024  ADIR s  Adirondack Ry                           %0 NYC 1976%  %1981.1 Xd  %
    0  ADIS p  Adirondack Scenic      %0 ADIR 1994.5%  # Utica & Mohawk Vly Chap NRHS
    0  ADMX n  Archer Daniels Midland Co                           
  021  ADN  s  Ashley, Drew & Northern Ry             @1997 ALM  @  [1990 GaPa  ]
  031  AEC  NS Atlantic & East Carolina Ry            %0 ANC 1939%  %1958 SOU 1989 NCR2  %
    0  AEFR o  Aurora, Elgin & Fox River Electric                    
  034  AERC s  Albany & Eastern RR                    %0 OE 2000%  @2000 WVR  @
    0  AERR s  Arizona Eastern RR                        %1988 AZER  %
    0  AEXR s  Arizona Extension RR                               
  030  AF   s  Alabama & Florida Ry                %0 LN 1986.6%  [1990 Pion  ]  # 031 pre-2002
    0  AF1  s  American Fork RR                                 
A   0  AFLR s  Alabama & Florida RR                      %0 AF  %   # Alias
  027  AFR  s  Sierra Pine Ltd, Ampine Div               %0 AMC 2000%  
A   0  AFRR s  Amador Foothills RR                       %0 AFR  %
  057  AFTX n  American Freedom Train                      
    0  AG   s  Abbeville Grimes Ry              %0 ACL 1989.2%  %1994.0 AGRD  %
  031  AGCR s  Alamo Gulf Coast RR                       %0 SAAP 1997%
  020  AGLF s  Atlantic & Gulf RR               %0 ACL 1991.1%  @2000 GFRR  @  [1990 GuOh  ]
    0  AGP  s  Argentine & Gray's Peak RR                   
  127  AGR  s  Alabama & Gulf Coast Ry                   %0 SLSF 1997%  ^ BN ^  [ Amer ]
  041  AGRD s  A & G RR  (Abbeville & Grimes)    %0 AG 1994.0%  @1994.0 BAYL  @  [1994 RM&C  ]
    0  AGRF s  Alabama & Gulf Coast Ry                   %0 SLSF 2003.4 AGR  %  
  029  AGS  NS Alabama Great Southern RR                 %1960 SOU  %
  039  AHT  n  Alaska Hydro-Train                                
  033  AHW  s  Ahnapee & Western Ry                      %1987 Xd  %   [1950 GBW  ] 
  590  AKDN s  Acadiana Ry Co                            %0 MP 1990.8%  [ TrWk ]
  077  AKMD s  Arkansas Midland RR Co                    %0 MP 1992.1%  [ Pins ]
    0  AKRN n  AKRON-CHICAGO INC                           
  046  AL   s  Almanor RR                                       
A   0  ALA  s  Alabama & Gulf Coast Ry                   %0 AGR  %
  072  ALAB s  Alabama RR Co                             %0 LN 1991.8%  [ Pion ]
    0  ALBR t  Albany Bridge RR                              
A   0  ALBY t  Albany Port RR                            %0 APD  %
  016  ALM  s  Arkansas, Louisiana & Mississippi RR Co   [1991 GaPa ]
    0  ALM1 s  Arkansas & Louisiana Missouri Ry Co       %1991.7 ALM  %
  018  ALQS t  Aliquippa & Southern RR            %2003.0 AOR  %  [1990 LTVX 2003]
  032  ALS  t  Alton & Southern RR                    [1980 SSW MP    ] # Ry
H   0  ALTC n  --                                               
  532  ALY  s  Allegheny & Eastern RR             %0 PRR 1985.7%  [1992 GNWR  ]
  906  AM   s  Arkansas & Missouri RR Co                 %0 SLSF 1986.7%
  026  AMAX n  AMAX Coal Co                                 
  019  AMC  s  Amador Central RR                  %2000 AFR  %  [1990 GaPa  ]
  071  AMHR s  Landisville RR Inc                   # formerly Port Amherst Ltd
    0  AMOX n  Amoco Oil Co                                     
  020  AMR  s  Arcata & Mad River RR                     %1988.7 NCRR  %
    0  AMT  p  Agence Metropolitain de Transports     %0 MUTC  %   # Montreal
  999  AMTK p  National Railroad Passenger Corp                  
  012  AN   s  Apalachicola Northern RR           [2002.8 RM&C  ]  # prev owned by St Joe Paper
    0  ANC  NS Atlantic & North Carolina RR       %1904 NSRY 1935%  %1939 AEC  %
    0  ANG  o  Arizona Narrow Gauge RR                            
    0  ANM  SP Arizona & New Mexico Ry                   %1922 EPSW  %
  035  ANR  s  Angelina & Neches River RR                             
  047  ANY  s  Athabasca Northern Ry                     %0 CN 2002% 
    0  AO&M o  Ashland, Odanah & Marengo Ry                      
  029  AOK  s  Arkansas-Oklahoma RR                      %0 OKKT 1996.2%
  036  AOR  t  Aliquippa & Ohio River RR Co              %0 ALQS 2003.0%  [ OHCR ]
  011  APA  s  Apache Ry                                         
    0  APCX n  Alaska Pulp Corp                                    
  043  APD  t  Albany Port District          [1960 NYC DH  ]  # also ALBY, APRC
  226  APNC s  Appanoose County Community RR          %0 CBQ CRIP 1984.9%
    0  APSX n  Arizona Public Service Corp                         
  041  APWX n  Appalachian Power Co                              
  009  AR   s  Aberdeen & Rockfish RR                           
  013  ARA  s  Arcade & Attica RR                                      
  049  ARC  s  Alexander RR Co                           %0 SOU 1945.9%
A   0  ARDC s  Adirondack Ry                             %0 ADIR  %
  885  ARDP s                                            %1950 DKS  %
    0  ARE  s  A & R Line Inc    %0 WSRY 1995.7%  %1997 TPW  %  [1995 WSRY 1997]
    0  ARKL n  Arkansas Lime                                    
A   0  ARL  s  A & R Lines                               %0 ARE  %  # Alias
  047  ARMH s                                            %1950 DKS  %
  048  ARMN s                                            %1950 DKS  %
  017  ARN  s  Alberta RailNet Inc                       %0 CN 1999.5%
    0  ARND n  Arnaud Ry                           # priv Cliffs Mining Co
  005  ARR  r  Alaska RR                                   
  373  ARRG s  Altra RR Co                           %0 OBR 1980%  %1990 Xd  %
  051  ARTX n  American Refrigerator Transit Co                       
  036  ARW  KC Arkansas Western Ry                       %1992.5 KCS  %  [ KCS ]
  070  ARZC r  Arizona & California RR                   %1911 ATSF 1991.4%
    0  AS   s  Abilene & Southern Ry                     %1978 MP  %        
    0  AS&R n  American Smelting & Refining Corp            
  042  ASAB s  Atlanta & St Andrews Bay Ry               %1994.0 BAYL  %
    0  ASML s  Atlanta, Stone Mountain & Lithonia Ry  # Davidson Mineral Properties
    0  ASOC t  Associated Railroads                      [1950 CBQ ATSF DRGW  ]
  023  ASR  s  Allegheny Southern RR            %0 PRR 1982.7%  %1985.0 EV  %   # South Fork, PA
    0  ASRR o  Arizona Southern RR                       %1933 Xd  %   # Asarco
  576  ASRY s  Ashland Ry (Ohio)                         %0 ERIE 1986.2%      
    0  ASV  p  Abilene & Smoky Valley                    %0 UP 1995%
    0  ATCI CR Atlantic City RR                          %0 PRSR  %
  514  ATLT s  Austin, Todd & Ladd RR           %0 NCOK 1985.4%   # formally AT&L RR Co
    0  ATN  BN Alabama, Tennessee & Northern             %1948 SLSF  %
    0  ATRW s  Anthracite Ry            %1976 CR 1983.6%   %1988.6 BMRG 1995.5 EPRY  %
    0  ATSC n  ALASKA TRAIN SHIP CORP.                                
  022  ATSF SF Atchison, Topeka & Santa Fe Ry            %1996.9 BNSF  %
  025  ATW  s  Atlantic & Western Ry                     [1988 RM&C  ]
    0  AU   o  Arizona & Utah RR                         %1950 ATSF  %
    0  AUAR s  Austin Area Terminal RR                   %0 LHRR 2000.2%
  044  AUG  s  Augusta RR                                          
  942  AUNW s  Austin & Northwestern RR     %0 HTC 1986.6%  %1996.4 LHRR  %  [1990 Rtex  ]
    0  AUS  t  Augusta & Summerville RR Co               [0 GA CG CWC SOU  ]
    0  AVAL o  Arkansas Valley Ry                        %1877 Xd  %  [ KPRR ]
  038  AVL  s  Aroostook Valley RR                               
  028  AVR  s  Allegheny Valley RR                       %1900 PRR 1995.8%
  023  AWP  CX Atlanta & West Point RR                   %1983.0 SBD  %
  004  AWW  s  Algers, Winslow & Western Ry                      
    0  AYR  n  Ayrshire RR                               %1990 Xd  %  # Squaw Crk Coal
    0  AZCC n  Arizona Commercial Copper Co                             
    0  AZCO s  Arizona & Colorado RR                     %1990 AZER  %
  054  AZCR s  Arizona Central RR                %0 ATSF 1989.3%  [1990 West  ]
  091  AZER s  Arizona Eastern Ry                %1924 SP 1988.8%  [1988 KYLE 2000 Amer 2004.9 Perm  ]
    0  AZEX n  Arizona Electric Power Co-operative                   
    0  AZSE o  Arizona & South Eastern RR                %1920 EPSW  %
H   0  Aber n  Dick Abernathy                                      
H   0  Amer n  RailAmerica                                         
H   0  ArSh n  Arkansas Shortline                                
    0  B&B  o  Bodie & Benton Railroad & Commercial Co                 
    0  B&C  o  Barre & Chelsea RR                        %1960 Xd  %
    0  B&D  o  Borate & Daggett RR                              
    0  B&G  o  Bingham & Garfield RR                     %1948 Xd  % 
    0  B&H  o  Bridgton & Harrison Ry                    %1960 Xd  %
    0  B&L  o  Boca & Loyalton RR                        %1950 WP  %
    0  B&S  CX Buffalo & Susquehanna RR                  %1950 BO  %
    0  B&SL o  Barnwell & Searchlight RR                 %1940 ATSF  %
    0  B&SR o  Bridgton & Saco River RR                  %1940 B&H  %
  068  BA   CR Boston & Albany RR                  %1900 NYC 1999.6 CRCS  %
    0  BAER p  Bay Area Electric RR Assoc Inc                       
    0  BAM  o  Bamberger RR                              %1958 UP DRGW  %
  078  BAP  s  Butte, Anaconda & Pacific Ry                       
  056  BAR  r  Bangor & Aroostook RR                     [1995 IrRd  ]
    0  BARB s  Barber Transportation Co                           
    0  BART p  Bay Area Rapid Transit                          
  042  BAYL s  The Bay Line RR                  %0 ASAB 1994.0%  [1994 RM&C  ]
  108  BB   s  Buckingham Branch RR Co                            
    0  BBHM n  ALPINE HOEST NORTRAK                           # VAE Nortrak
    0  BBK  o  Bradford, Bordell & Kinzua RR             %1950 Xd  %
    0  BBLM t  Akron Barberton Cluster Ry                %1980 AB  %
    0  BBS  o  Bradford, Bordell & Smethport RR          %1950 Xd  %
  880  BCDX n  Borden Chemical                                   
    0  BCFX n  Boston Coal & Fuel Co                               
    0  BCG  o  Buffalo Creek & Gauley RR                 %1963 Xd 1990 BCK %   # WV
  072  BCH  s  British Columbia Hydro & Power Authority  %0 SRY  %
  998  BCIT r                                            %1990 BCOL  %
  059  BCK  CR Buffalo Creek RR                          %0 BCG 1990%  @1990 ELKR  %
  082  BCLR s  Bay Colony RR                             [1995 SGLR  ]
  997  BCOL r  BC Rail Ltd                         # British Columbia Ry
    0  BCR  r  British Columbia Ry                       %0 BCOL  %     
    0  BCRR o  Bellevue & Cascade RR                     %1936 Xd  %
    0  BCRW o  Book Cliff Ry                             %1940 Xd  %  # Grand Jct CO
    0  BCRY s  Barrie-Collingwood Ry              %0 CN 1998.1%  # Cando Contracting Limited 
    0  BCS  p  Buckeye Valley Scenic                           
    0  BCSX n  Baca Coal Spur                                   
  059  BDRV s  Belvidere & Delaware River Ry       %0 PRR 1995.9%  [1995 BRW  ]
    0  BDTL t  Ballard Terminal RR                       %0 NP 2000%
  234  BDW  s  Bad Water Line                            %0 CNW 1988.8%
  052  BE   CR Baltimore & Eastern                       %1940 PRR  %
    0  BE&C o  Bradford, Eldred & Cuba RR                %1950 Xd  %
  091  BEDT t  Brooklyn Eastern District Terminal        %1983.6 NYCH  %            
  060  BEEM s  Beech Mountain RR                                
    0  BER  o  Bucksport & Eel River Ry                        
    0  BF   o  Big Falls RR                                       
  054  BFC  s  Bellefonte Central RR                     %1984 Xd  %    
  650  BFCF f  Bremerton Freight Car Ferry                         
  077  BFJR s  Brillion & Forest Junction RR   %0 CNW 1978.5%  %1985.3 Xd  %   # also BFJ
    0  BFRR s  Buffalo Ridge RR                    %0 CNW 1988%  %1994.5 NRR  %
    0  BG   o  Bullfrog Goldfield RR                     %1928 Xd  %          
    0  BGRM p  Bluegrass RR Museum                       %0 SOU 1996%
A   0  BGRR p  Bluegrass RR Museum                       %0 BGRM  %
    0  BGZ  n                                     %0 CPSH 1995%  #Joliette, PQ
  079  BH   s  Bath & Hammondsport RR                    %1993.2 CGNE  %
    0  BHC  p  Black Hills Central RR                                  
    0  BHLZ n  Bear Harbor Lumber RR                            
    0  BHP  s  BHP Nevada RR Co                %0 NN 1997%   # BHP Copper
    0  BHR  s  Bootheel Regional Rail      %0 SLSF 1999%  @2001 AKDN  @   # formally BRR
    0  BHS  IC Bonhomie & Hattiesburg Southern           %1972.6 IC  %
  446  BHWY s  Boot Hill & Western Ry Co                 %0 DCFB 2000.7%  # Right Coop Assoc
    0  BIS  r  U.S.STEEL CORP. RAILROADS                 %0 BLE  %
  281  BITY t  Bristol Industrial Terminal Ry            @1999 EPRY  @  [1995 EPRY  ]
  383  BJRY t  Burlington Junction Ry                    %0 CRIP 1978.8 BN 1985.2%
  086  BKRR t  Batten Kill RR                            %0 DH 1982.7%
  492  BKTY o                                            %1950 MKT  %
    0  BL   s  Bee Line RR Co          %0 NYC 1994.7%  @1994.7 KBSR  @  # BLRR per ML
  053  BLA  s  Baltimore & Annapolis RR         [1991.8 MARC  ]  @1991.8 CTN  @
  061  BLE  r  Bessemer & Lake Erie RR                   [1995 Tstr  ]
    0  BLK  o  Big Level & Kinzua RR                     %1950 Xd  %
  063  BLKM n  Black Mesa & Lake Powell RR                        
    0  BLLC n  Big Lakes Lumber Co                               
  110  BLMR s  Blue Mountain RR                          %0 UP 1992.9%  [ WATX ]
  223  BLOL s  Bloomer Shippers Connecting RR            %0 ICRR 1981.4%  
A   0  BLOR s  Bloomer Line                              %0 BLOL  %
    0  BLR  s  Blacklands                                %0 ETC 1998 Xd 1999%
A   0  BLRR s                                            %0 BLUR  %     # Alias
    0  BLUR s  Blue Rapids Ry            %0 UPRR 1994%  @1994 NEKM 1999 UP  @ [1990 GaPa  ]
  069  BM   GT Boston & Maine Corp                 [1980 GTIS ]  @1990 ST  @
    0  BM&L o  Battle Mountain & Lewis Ry                %1882 Xd  %
    0  BME  s  Beaver, Meade & Englewood RR              @1950 MKT 1975@  %1975 Xd  %
  058  BMH  s  Beaufort & Morehead Ry               # Beaufort & Morehead City
  087  BML  s  Belfast & Moosehead Lake RR                            
A   0  BMLP n  Black Mesa & Lake Powell RR               %0 BLKM  %  # Alias
  256  BMRG s  Blue Mountain & Reading RR      %0 ATRW 1988.6%  %1995.5 EPRY  %  # Hamb shown RBMN by Ladd
  073  BMS  t  Berlin Mills Ry                           %1996 SLR  %
    0  BMTN o  Bald Mountain RR                                         
  076  BN   BN Burlington Northern Inc        %0 CBQ GN NP SPS 1970.2%   %1996.9 BNSF  %
  075  BNFE n                                            %1970 BN  %
  457  BNML BN Burlington Northern (Manitoba) Ltd        [1980 BN   ] @1980 BN  @
  777  BNSF BN Burlington Northern & Santa Fe Ry         %0 BN ATSF 1996.9%   # formally BNSF Ry
  050  BO   CX Baltimore & Ohio RR                       %1986.9 CO  %
  064  BOCT CX Baltimore & Ohio Chicago Terminal RR      %1987 CSXT  %
  225  BOP  s  Border Pacific RR Co                      %0 MP 1984.1%        
    0  BPN  o  Beaver, Penrose & Northern RR             %1919 Xd  %               
  154  BPRR r  Buffalo & Pittsburgh RR            %0 BRP 1988.6%  [1985 GNWR  ]
  123  BR   s  Bradford Industrial Rail Inc              [1990 GNWR  ]
  081  BRAN s  Brandon Corp                                    # South Omaha Trmnl Ry 1978
    0  BRBL o  Boston, Revere Beach & Lynn RR            %1940 Xd  %
  083  BRC  t  Belt Railway Co of Chicago      [1940 ATSF CBQ MILW CO BO NYC PRR ICRR WAB ]
    0  BRCY n  Cando Contracting Limited                                 
    0  BRDG NS Blue Ridge Ry                             %1940 SOU  %
  855  BRE  s                                                        
  088  BRFD s  Branford Steam RR                                    
  170  BRG  t  Brownsville & Rio Grande International RR Co                
    0  BRI  o  Bristol RR                                %1930 Xd  %  
    0  BRI2 BN Burlington-Rock Island RR       %1980 BN  %  [0 FWD CRIP 1980]  
A   0  BRM  p  Bluegrass RR Museum                       %0 BGRM  %
    0  BRP  CX Buffalo, Rochester & Pittsburgh Ry        %1932 BO  %
  207  BRR  s  Belton RR                                 %0 MKT 1961%  %1991.4 GRR  %
A   0  BRR2 s  Bootheel Regional Rail Corp               %0 BHR  %  #Alias
    0  BRRC s  Borinstein RR Co                          %1994 Xd  %
    0  BRS  s  Berkman Rail Service                          #ML
  066  BRW  s  Black River & Western Corp                %0 PRR 1965.4%   
  065  BS   t  Birmingham Southern RR                    [1995 Tstr  ]
  055  BSDA t  The Bi-State Development Agency RR        %0 SOU 1989.5%  @1989.5 RSM  @
    0  BSLU n  Blue Star Line Limited                              
  085  BSOR s  Buffalo Southern RR                       %0 NYLE 1982.4%
    0  BSR  p  Branson Scenic                                    
    0  BST  p  Bi-State Transit                                    
    0  BSV  p  Boone & Scenic Valley                         
A   0  BSVX p                                            %0 BSV  %
    0  BT   t  Bush Terminal                             %1983.6 NYCH  %
    0  BTC  t  Birmingham Terminal Co                              
  950  BTCO t  Boston Terminal Co                        %1976 Xd  %         
    0  BTRY o  Bayfield Transfer Ry                      %1910 Xd  %
  067  BVRY s  Brandywine Valley RR                      %0 RDG 1982%
  055  BVS  s  Bevier & Southern RR                      %1982 Xd  %
  628  BWC  CR                                           %1970 PRR  %
    0  BWP  o  Bradford & Western Pennsylvania RR        %1950 Xd  %
  084  BXN  s  Bauxite & Northern Ry                          # owned by ALCOA
    0  BYS  s  Blaney & Southern Ry                               
H   0  Beth n  Bethlehem Steel                                 
    0  C&A  IC Chicago & Alton RR                        %1947.5 GMO  %
    0  C&C  o  Carson & Colorado RR                      %1920 N&C  %
    0  C&L  o  Colusa & Lake Ry                                  
    0  C&LS o  Chicago & Lake Superior Ry                %1887 MILW  %
    0  C&M  p  Coopersville & Marne                      %0 GTW 1987.7 CMGN 1993.5%
    0  C&N  o  California & Nevada RR                    %1903 Xd  %   
    0  C&SW o  Colorado & Southwestern RR                %1950 Xd  %  [ RGS ]
    0  C&T  o  Catskill & Tannersville RR                %1950 Xd  %
  098  CA   s  Chesapeake & Albemarle RR Co              %0 NSRY 1990.4%   [ Rtex ]
    0  CA&D o  Chicago, Aurora & DeKalb RR                     
    0  CA&S o  Chicago, Attica & Southern RR             %1946 Xd  %
    0  CABY n  CABY Transportation Co                         
  114  CACV s  Cooperstown & Charlotte Valley Ry         [1985 DO   ]
  092  CAD  s  Cadiz RR                                  %1988.9 Xd  %
    0  CAE  o  Chicago, Aurora & Elgin Ry                %1961 Xd  %  
  177  CAGY r  Columbus & Greenville Ry                  %1972.7 ICG 1975.8%
    0  CALA s  Carolina Southern RR Co                   %0 MRR 1995.1%
    0  CALM s  Caddo, Antoine & Little Missouri RR   %0 AKMD 1994.3%  [1995 ArSh  ]  # operator only
    0  CAR  CP Canadian Atlantic Ry    %0 CP 1988.7%  [1988 CP 1995.0]  %1995.0 CDAC NBSR  %
  113  CARR s  Carrollton RR                      @1990 CSXT  @  [1990 CSXT  ]
    0  CART s  Cartier Ry Co                                          # Canada
  098  CASO CP Canada Southern      %1882 MC2 1985%  %1996 CPSH  %  [1985 CP CN 1996]  # Joint operations
    0  CASS p  Cass Scenic                             # WV DOT
A   0  CATS                                              %0 CTS  %  # Alias
    0  CAZR s  Central Arizona Ry                        [1990 ALTC   ]
    0  CB   s  Chesapeake Bay RR                                
  104  CBC1 s  Carbon County Ry                          %1995 Xd  %  # CBC
  141  CBC2 s  Chemin de Fer Baie des Chaleurs Inc       %0 CN 1999%  # CBC
    0  CBEC s  CBEC Ry                                         #ML
  160  CBGR t  Council Bluffs Ry         %0 ISR 1991.4%  [ Omni ] # Council Bluffs Railway/Great Western Railway of Iowa
  215  CBL  t  Conemaugh & Black Lick RR                 %0 Xd 1907%  [1980 Beth  ]
  218  CBNS s  Cape Breton & Central Nova Scotia Ry      %1922 CN 1993.8%  [1993 Rtex  ]
  133  CBQ  BN Chicago, Burlington & Quincy RR           %1970.2 BN  %
A   0  CBRC s                                            %0 CBRW  %  #Alias
  199  CBRM s  Chillicothe-Brunswick Rail Maintenance Authority  %0 WAB 1984.1 NMOR 1986.7%  %1990.3 WGRY 1993.9%  [0 GHRD  ]
    0  CBRW s  Columbia Basin RR Co                %0 WCRC/Mos 1995%
  909  CBRY s  Copper Basin Ry                  %0 SP 1986.6%  [1990 RM&C  ] #Ray Br from KCCX
    0  CBYN s  Crosbyton Ry                     %0 ATSF 1990.1%  %1990.9 Xd  %
H   0  CBre n  Cape Breton Development Corp                        
  569  CC   r  Chicago, Central & Pacific RR       %0 ICRR 1986.0%  %1998 IC  %
    0  CCC1 n  Canon City & Cripple Creek RR          @1960 FCC @  # CCCC
    0  CCC2 n  Colorado Cartage Co                                
  416  CCCL s  Connecticut Central RR                 %0 NH 1987.4%  %1998 PW  %
    0  CCCS CR Cleveland, Cincinnati, Chicago & St Louis    %1930.1 NYC  %
    0  CCD  o  Cripple Creek District                             
    0  CCEN o  Colorado Central RR                       %1950 CS  %
    0  CCFR o  California Coal Fields RR                          
A   0  CCIM t  Corpus Christi Terminal                   %0 CCPN  %
  116  CCKY s  Chattooga & Chickamauga Ry Co       %0 SOU 1989.7%  [1990 CAGY  ]
    0  CCLS n  CONSOLIDATED COPPERSTATE LINES                     
    0  CCMT o  Crescent City Mill & Transportation Co RR          
  109  CCO  CX Carolina, Clinchfield & Ohio Ry           %1924 CRR  %
    0  CCPN t  Corpus Christi Terminal Association               
  201  CCR  KC Corinth & Counce RR                %1992.0 TNR 1994.0 KCS  %
    0  CCR1 SP California Central RR                     %1930 SP  %
    0  CCRA t  Camp Chase Industrial RR                  %0 CCCS 1994.8%  
    0  CCRD s  CONCORDIA LINE                                    
  095  CCRR s  Claremont Concord RR                      %0 CLCO 1988%
  967  CCRY s  Charles City Railway Lines                %0 IAT 1986.7 CVAR 1987%  %1994 Xd  %
  112  CCT  t  Central California Traction Co            [1960 ATSF SP WP ]
A   0  CCTA t  Corpus Christi Terminal Association       %0 CCPN  %
  161  CCUO s  Chicago-Chemung RR                        %0 CNW 1987.8%
    0  CCV  o  Cripple Creek & Victor                               
    0  CCWA p  Centralia-Chehalis Railroad Association   %0 CMER 1966%
  096  CDAC CP Canadian American RR                      %0 CP 1995%
    0  CDOT p  Connecticut Dept of Transportation                  
A   0  CDTX p  Peninsula Corridor Joint Powers Board   %0 PJPB  %  # CalTrain / CA DOT
    0  CE   SF California Eastern Ry                     %1950 ATSF  %
  078  CEDR s  Cedar River RR Co                %0 CVAR 1992.0%  @1992.0 CC  @  [1992.0 CC   ]  
  129  CEI  UP Chicago & Eastern Illinois RR    %1976 MP  %  # L&N portion 1969
    0  CEIN s  Central Indiana Ry                        %1940 PRR  %
  949  CEIW s  Central Indiana & Western RR Co           %0 PRR 1986.8%
    0  CEMR s  Central Manitoba Ry                       %0 CN 1999%   
    0  CERA s  Central RR Co of Indianapolis             %0 NKP 1989.6%  ^ NS ^  [ Amer ]
    0  CERR s  Colorado Eastern RR                               
  099  CF   s  Cape Fear Railways                                
    0  CF&I n  Colorado Fuel & Iron Co                           
    0  CFB  s  Chadds Ford & Brandywine RR               %0 OCTR  %
    0  CFCC n  Carolina Freight Carriers Corp                    # trucking/logistics
  612  CFE  s  Chicago, Fort Wayne & Eastern Div       %0 PRR 1996.4 CRCS 2004.7%  [ CERA ]
    0  CFMG s  Chemin de Fer de la Matapedia et du Golfe Inc    %0 CN 2004%
  346  CFNR s  California Northern RR                    %0 SP 1993.7%  [ ARZC ]
  187  CFWR s  Caney Fork & Western RR                   %1877 NCSL 1983.9%
  118  CG   NS Central of Georgia RR                     %1963.5 SOU  %
    0  CGLF n  CANADIAN GULF LINES                               # (of Florida) ocean shipping
    0  CGN  o  Cape Girardeau Northern RR                %1937 Xd  %
  136  CGNE s  Champagne RR                              %0 BH 1993.2%
  115  CGT  CN Canada & Gulf Terminal Ry          @1975 CN  @  [1975 CN  ]  %2004 CFMG  %
  135  CGW  UP Chicago Great Western Ry                  %1968.6 CNW  %
    0  CHD  CX Cincinnati, Hamilton & Dayton Ry          %1920 BO   %
    0  CHGL o  Chicago, Harvard & Geneva Lake Ry                  
  142  CHH  s  Cheswick & Harmar                                 
    0  CHLP s  Chelatchie Prairie RR            %0 NP 1960 LPN 1981.6%  %1987.3 LINC  %
    0  CHN  CX Charlotte Harbor & Northern Ry            %1920 SAL  %
  104  CHNY s  Cheney RR Co                        %0 LN 1989.5%  %1997 Xd  %
  470  CHP  MX Chihuahua Pacific RR                      %1987 NDM  %
  117  CHR  s  Chestnut Ridge Ry                          # New Jersey Zinc Co
  887  CHRC s  Chaparral RR Co                      %0 GCSF 1990.3%  %1995.2 Xd  %  [ KRR ]
  194  CHRR s  Chesapeake RR                 %0 MDDE 1983.1 Xd 1996%  # primarily tourist excursion line
    0  CHTS t  Chester Valley               @1999 EPRY  @   [1997 EPRY  ]
  139  CHTT t  Chicago Heights Terminal Transfer RR     %1976 MP  %  [1960 MP  ]
  124  CHV  s  Chattahoochee Valley Ry                   %1992 Xd  %
  179  CHW  NS Chesapeake Western Ry                     %0 NW  %
    0  CHWE s  Chehalis Western RR                     [0 WEYU  ]
  101  CI   s  Cambria & Indiana RR                               
    0  CIAR s  Ciaro RR                                %1950 Xd  %
  111  CIC  s  Cedar Rapids & Iowa City Ry                      
  136  CIL  CX Chicago, Indianapolis & Louisville Ry   %0 MON  %
  130  CIM  s  Chicago & Illinois Midland Ry           %1996 IMRR  %
  188  CIND s  Central RR Co of Indiana                  [1990 CERA  ]
  154  CINR s  Chicago & Indiana RR            %0 ERIW 1979.5%  %1980.0 TIPP  %
    0  CIPS n  Central Illinois Public Service                
  138  CIR  t  City of Rochelle Illinois                 %0 RRCO 1998.1%  # Total Logistic Control Inc
  222  CIRR s  Chattahoochee Industrial RR               [1990 GaPa  ]
  178  CIRY t  Central Illinois RR Co                    %0 IN1 2000.9%    # DOT Rail Srvs
  164  CISD s  Colonel's Island RR Co         %0 COLI 1990%  %2002 GITM  %  #Georgia Port Auth
  150  CIW  IC Chicago & Illinois Western RR             %1960 ICRR  %
    0  CJRZ s  C & J RR                                      # CJRR per ML
    0  CKAP s  Colorado, Kansas & Pacific Ry             %0 MP 1997%
    0  CKM  s  Catskill Mountain RR                            
    0  CKMR o  Catskill Mountain RR                      %1950 Xd  %
    0  CKRU s  Central Kansas Ry (Mopac Lines)  %0 MP 1997 CKRY  %  
  075  CKRY s  Central Kansas Ry                %0 ATSF 1993.0%  %2001.8 KO  %  [ Omni ]
    0  CKS  s  Chicago, Kalamazoo & Saginaw Ry           [1930 GTW NYC  ]
  396  CKSI s  Carthage, Knightstown & Shirley RR        %0 IMID 1987.3%  
    0  CL   NS Toledo, St Louis & Western RR             %1930 NKP  %    # Clover Leaf
    0  CLAR s  Clarion River RR                               
  163  CLC  s  Columbia & Cowlitz Ry                     [1980 WEYU  ]
  188  CLCO s  Claremont & Concord Ry                    %1988 CCRR  %
  174  CLG  IC Central Louisiana & Gulf                  %1985 ICG  %
    0  CLGR KC Central Louisiana & Gulf Ry      %0 CRIP 1980 LOAM 1981.3%   %1987.5 MDR  %  [ NLG ]
  181  CLIF s  Cliffside RR                              %1987 Xp 1992.1 Xd  %
  093  CLK  s  Cadillac & Lake City Ry                   %0 CRIP 1979%  %1990.0 Xd  %
    0  CLLC s  C&NC RR (South)         %0 CCCS 1983 IHRC 1997%  @1997 CNUR  @  # Connersville & New Castle
  107  CLNA s  Carolina Coastal Ry                       %0 NSRY 1989.1%  [1990 Rlnk  ]
  169  CLP  s  Clarendon & Pittsford RR                        
    0  CLRC s                                            %0 NH 1980 ST 1997%
    0  CLSC s  Columbia & Silver Creek RR   %0 CLSL 1988.9 GLSR 1995.9 CNOW  %  # Formally CLSL; new CLSL at Taylorsville MS
    0  CLSL s  Columbia & Silver Creek RR Co             %0 GSI 1980%   [1995 Aber  ]
  374  CM   s  Central Montana Rail Inc                  %0 MILW 1979 BN 1983.1%
    0  CMB  o  Cady Mills Branch                         %1900 Xd  %  #WI       
    0  CMC  t  CMC RR Inc                                %0 GWSW 1997.9%
    0  CMCX n  Climax Molybdenum Corp                                
  180  CMER s  Curtis, Milburn & Eastern RR         %0 MILW 1979%   %1996 CCWA  %
    0  CMG  CP Chicago, Milwaukee & Gary                 %1930 MILW  %  
  472  CMGN s  Central Michigan Ry Co                    %0 GTW 1987.7%
  152  CMNR s  Chicago, Madison & Northern Ry                
    0  CMNV o  Cimarron & North Western RR               %1930 Xd  %    # CMNW
    0  CMNW KC Chicago, Missouri & Western RR    %0 C&A 1987.3%  %1990.0 GWWR  %
  126  CMO  UP Chicago, St Paul, Minneapolis & Omaha Ry     %1882 CNW   %
  144  CMPA s  Madison RR                                %0 PRR 1977.5%
    0  CMRY o  Colorado Midland Ry                       %1918 MTRM  %
    0  CMS  f  Crowley Marine Services                         
    0  CMSL p  Cape May Seashore Lines               %0 ATCI 1990.5 SFLI 1996%
  103  CN   CN Canadian National Railways                %1994 CNNA 1998%
  122  CNA  n  Canadian National Rys                     %0 CN  %
  121  CNAT n  CN Aquatrain                              @1980 CN  @
  123  CNIS CN                                           %0 CN  %
  119  CNJ  s  Central Railroad Co of New Jersey         %1976 CRJT  %
    0  CNJL CR Central Railroad of Pennsylvania          %0 CNJ 1965 LV  %
  159  CNL  s  Columbia, Newberry & Laurens RR           %1960 ACL  %
    0  CNNA CN CN North America                          %0 CN 1994%  %1998 CN  %  
  167  CNOR s  Cincinnati Northern                       %1902 CCCS  %
    0  CNOW s  Columbia & Northern Ry                    %0 CLSC 1988.9 GLSR 1995.9%  %2003 Xd  %  [ Pion ]
A   0  CNRR s  California Northern Railroad              %0 CFNR  %
    0  CNSM o  Chicago, North Shore & Milwaukee Ry             
  153  CNTP NS Cincinnati, New Orleans & Texas Pacific Ry     %1954 SOU  %
    0  CNUR s  C&NC RR (North)                %0 NKP 1981.9 IHRC 1997%  # Connersville & New Castle
  131  CNW  UP Chicago & North Western Transportation Co     %1995.3 UP  %
    0  CNWR BN Colorado & Northwestern Ry                %1960 CS  %
    0  CNWS s  Carolina & Northwestern RR           %0 SOU 1990.4%  %1994.7 CWCY  %
    0  CNWU WC Chicago & North Western - Upper Peninsula      %0 CNW 1997.1 SSAM  %
    0  CNY  n  CENTRAL NEW YORK CHAPTER NRHS,INC                     
  151  CNYK s  Central New York RR                 %0 DLW 1985%  [1985 DO  ]  %1995 Xd  %  
    0  CNZR s  Central New England RR                    %0 NH 1995.9%
  125  CO   CX Chesapeake & Ohio Ry                      %1987.6 CSXT  %
    0  CO&P o  Chicago, Ottawa & Peoria Ry               %1950 IT  %
    0  COE  s  Colorado & Eastern RR                            
  289  COEH s  Conecuh Valley RR                         %0 SUAB 2001.8%  ^ NS ^  [ GuOh ]   
  089  COER s  Crab Orchard & Egyptian RR                          
    0  COKE CX Coal & Coke RR                            %1918 BO  %
  164  COLI s  Colonel's Island                          %1990 CISD  %
    0  COLO s  Colorado RR                                       
A   0  COLT t  Columbia Terminal                         %0 CT  %
  166  COP  s  City of Prineville Ry                            
    0  COPR s  Copper Range RR                                      
    0  COR  s  Coronado RR                               [1990 ACCO   ]
    0  CORP s  Central Oregon & Pacific RR       %0 SP 1995.0%  [1995.0 Rtex  ]
    0  CORX n  Coors Brewing Co                                    
  105  CP   CP Canadian Pacific Ry                       %1994 CPRS 1996.5%
    0  CPA  CX Cumberland & Pennsylvania RR              %1950 WM  %
  110  CPAA n                                            %1972 CP  %
    0  CPBU CP                                           %0 SOO  %
  142  CPDR s  Carolina Piedmont Division        %0 CWC 1990.8%   [1990 SCRF  ]
  102  CPI  n                                            %1972 CP  %
    0  CPIC o  Crown Point Iron Co                       %1950 Xd  %
    0  CPLJ t  Camp Lejeune RR                                     
  141  CPLT s  Camino, Placerville & Lake Tahoe RR                 
    0  CPPA s  Coudersport & Port Allegany RR            %1970.0 Xp  %       
A   0  CPR  CP Canadian Pacific Ry                       %0 CP  %
    0  CPRR SP Central Pacific RR                        %1900 SP  %
  105  CPRS CP CP Rail Systems                      %0 CP 1994%  %1996.5 CP  %
    0  CPSH CP St Lawrence & Hudson                      %0 CP 1998 STLH  %
    0  CPSL o  Chicago, Peoria & St Louis RR             %1950 CIM  %
A   0  CPT  CP Canadian Pacific Railway                  %0 CP  %
  224  CQPA s  Central Columbiana & Pennsylvania Ry      %0 YS 1996.9 Xp 2001.2%  [ DR ]
  190  CR   CR Consolidated Rail Corp                    %0 PC EL RDG 1976%
    0  CR&M o  Chippewa River & Menomonee Ry             %1950 Xd  %     # WI logging
    0  CRC  s  Charlevoix Ry Co                          %0 QRC 1998%  [ QRC ]
    0  CRCS CX Conrail                                   %0 CR 1999.6 CSXT  %
  189  CRE  n  Conrail (Eastern District)                %1972 CR  %
  143  CRI  CR Chicago River & Indiana RR                %1965 NYC 1996.9 NS  %
    0  CRIG o  Chicago, Rock Island & Gulf RR            [0 CRIP  ]  %0 CRIP  %
  988  CRIJ t  Carolina Rail Service Inc                            # NC Ports Ry Comm
    0  CRIP o  Chicago, Rock Island & Pacific RR         %1965 ROCK  %
    0  CRJT t  Conrail Shared Assets Operations          %0 CR  %  [1999.6 CSXT NS  ]
    0  CRIV o  Castleman River RR                        %1959 Xd  %
  420  CRL  t  Chicago Rail Link                         %0 CRIP 1979%  [1980 Omni  ]
  253  CRLE s  Coe Rail Inc                              %0 GTW 1984%
  106  CRN  NS Carolina & Northwestern Ry                %0 SOU  %
    0  CRNS NS Conrail                                   %0 CR 1999.6 NS  %
  109  CRR  CX Clinchfield RR                            %0 CCO 1924%  %1983.0 SBD  %
    0  CRSJ o  Crystal River & San Juan Ry               %1942 Xd  %        
    0  CRT  p  Chicago Rapid Transit Co                  %1990 CTA  %
    0  CRVC s  Cimarron River Valley Ry                  %0 ATSF 1985%  %1989.5 Xd  %
A   0  CRVR s  Cimarron River Valley Ry                  %0 CRVC  %     
    0  CRY  o  Crystal River RR                          %1930 CRSJ  %
  157  CS   BN Colorado & Southern Ry                    %1970.2 BN  %  [1908 CBQ  ]
A   0  CSAO t  Conrail Shared Assets Operations          %0 CRJT  %  
    0  CSCC o  Colorado Springs & Cripple Creek District   %1931 Xd  %           
  124  CSCD s  Cascade & Columbia River RR               %0 GN 1995%  [ Amer ]
    0  CSE  o  California, Shasta & Eastern RR           %1927 Xd  %
    0  CSFE o  Casper, South Fork & Eastern RR           %1948 Xd  %
  904  CSKR s  Carbon & Schylkill RR        %0 PVAL 1990.2%   # formally C&S RR Corp
  147  CSL  t  Chicago Short Line Ry                     %2002.3 SCIH  %  [ LTVX ]
    0  CSLR t  Cleveland Short Line Ry           [0 NYC 1967]  %1967 NYC  %
  094  CSO  s  Connecticut Southern RR               %0 NH 1995%  [1995 Rtex  ]
    0  CSOU o  Cazenovia Southern RR                     %1935 Xd  %         
  952  CSP  s  Camas Prairie RR                      %2004 GRNW  %  [0 NP UP 1998.3 Rnet ]
    0  CSRM n  California State Railroad Museum                        
  168  CSS  s  Chicago SouthShore & South Bend RR                       
    0  CSSL o  Chicago, Springfield & St Louis Ry                         
    0  CSTL t  City of St Louis                                             
A   0  CSX  CX                                %0 CSXT  %                  
    0  CSXI CX CSX Intermodal                            %0 CSXT  %
  712  CSXT CX CSX Transportation                        %0 SBD 1986.5%
    0  CT   t  Columbia Terminal                         %0 WAB 1987.8%         
    0  CT1  o  Crescent Tramway                               
    0  CTA  p  Chicago Transit Authority                 [1985 RTA    ]
    0  CTD  o  Cherry Tree & Dixon RR            [0 NYC PRR   ]  %1960 Xd  %
  109  CTE  s  Cen-Tex Rail Link         %0 SO 1995%  [1995 SO 2001]  @1995 SO 2001.2 FWWR  @
  159  CTER t  Cincinnati Terminal Ry         %0 PRR 1994.5%  @1997 IORY  @  [1994 INOH  ]
    0  CTHS CP Chicago, Terre Haute & Southeastern Ry    %1970 MILW  %
    0  CTIE o                                            %0 KCS  %
  162  CTML t  Cairo Terminal RR                         %0 CCCS M&O 1982.3%  %1999 STR  %
  097  CTN  t  Canton RR                          # 1987 State of Maryland
    0  CTR  t  Clinton Terminal RR Co                    %0 WCLC 1995.7%
    0  CTRA h  Connecticut Railroad Systems Inc  %0 NH 1985%  %1993.7 PW  %  #State of Connecticut owned lines
A   0  CTRL                                     %0 CTE  %  # Alias
    0  CTRN s  Central of Tennessee Railway & Navigation Co     %0 MACO 1992%  %2000.6 NWR  %
    0  CTRW s  Carlton Trail Ry                                 %0 CN 1997.9%
    0  CTS  p  Cumbres & Toltec Scenic RR                            
    0  CUEA s  Colorado Ute Electric Authority                    
    0  CUMB n  Cumberland Mining RR                                    # USX
  156  CUOH s  Columbus & Ohio River RR Co               %0 PRR 1992.3%  [ OHCR ]
  184  CURB t  Curtis Bay RR                                     
  951  CUST h  Chicago Union Station Co                  [1980 AMTK   ]
  186  CUVA t  Cuyahoga Valley Ry                        [1990 LTVX  ]
  120  CV   CN Central Vermont Ry             [1970 CN 1995.1]  %1995.1 NECR  %
    0  CVAL o  Central Valley RR                         %1950 Xd  %
    0  CVAR s  Cedar Valley RR                %0 ICRR 1984.7%  @1991.4 CC 1992.0@  %1992.0 CEDR  %     
  121  CVC  n  Central Vermont Ry                        %0 CV  %
    0  CVR  s  Cimarron Valley RR                        %0 ATSF 1996%
    0  CVRR o  Castle Valley RR                          %1920 RGW  %
    0  CVSR p  Cuyahoga Valley Scenic                             
  158  CW   s  Colorado & Wyoming Ry                  # Colorado Fuel & Iron Co
  095  CWC  CX Charleston & Western Carolina Ry          %1959 ACL  %
  179  CWCY s  Caldwell County RR                        %0 CNWS 1994.7%
  132  CWI  t  Chicago & Western Indiana RR      %1980 MP  %  [1930 NYC GTW CO NW CEI MON 1980]  
  172  CWP  s  Chicago, West Pullman & Southern RR       @1985 CRL  @  [ Omni ]
    0  CWPX n  Crown Willamette Paper Co                              
  100  CWR  s  California Western RR                     [0 GaPa 1987.5 KYLE  ]
  527  CWRL s  Central Western Ry                        %0 CN 1986.8%  # Compeer line CP 1992       
  502  CWRO t  Cleveland Works Ry Co                           # Intl Steel Grp
  146  CWRY s  Commonwealth Ry                      %0 AD 1989.7%  [1989 Rlnk   ]
    0  CWSR p  Conway Scenic RR                                        
  185  CYCY s  Crystal City RR                      %0 SAUG 1980%  %1991.1 Xp 1991.5 Xa  %
    0  D&C  o  Diamond & Calder RR                                   
    0  D&I  o  Denver & Interurban RR                              
    0  D&IM o  Denver & Intermountain RR                                  
    0  D&IR o  Duluth & Iron Range RR                    %1960 DMIR  %
    0  D&N  o  Depue & Northern RR                       %1964 Xd  %       
    0  D&U  CX Dayton & Union RR                         %1930 BO  %
    0  D&W  o  Dunbar & Wausaukee Ry                     %1918 Xd  %   
  209  DA   CP Dominion Atlantic Ry                      %1912 CP  %
  881  DAFX n  Dept of Defense (Troop Support & Aviation Materiel Readiness Cmd)
  211  DAIR s  D & I RR Co (Dakota & Iowa)               %0 MILW 1982.3%
    0  DAK2 s  Dakota Rail Inc               %0 MILW 1982.5%  %1985.9 DAKR%
  221  DAKR s  Dakota Rail Inc               %0 GN 1985.9%  [1995 Amer  ]  %2000.6 Xd  %
  100  DAKS s  Dakota Short Line Inc                     %0 DSRC 1989 Xm 2003.3%
    0  DART p  Dallas Area Rapid Transit                             
    0  DAW  o  Dawson Ry                                 %1930 EPSW  %
    0  DBT  t  Delta Bulk Terminal                                  
  196  DC   t  Delray Connecting RR                       # National Steel Corp
  243  DCFB s  Dodge City, Ford & Bucklin RR Co     %0 SSWG 1992%  %2000.7 BHWY  %   # Ford Co Hist RR Preservation
  362  DCI  s  Des Moines & Central Iowa Ry              %1969 CNW  %
    0  DCLR s  Delaware Coast Line RR            %0 PRR 1977%  %1994.8 MDDE  %
    0  DCR1 s  Deep Creek RR                             [1950 WP     ]   # DCRR
  176  DCRR s  Dubois County RR                          %0 SOU 1993.5%  # Indiana Ry Museum
    0  DCX  n  Duval Corp                                            
    0  DEEX n  Detroit Edison                                         
  219  DER  s  Dunn-Erwin Ry                             @1990 AR  @  [0 AR   ]
    0  DGM  o  Denver, Golden & Morrison                 %1950 D&IM  %
  284  DGNO s  Dallas, Garland & Northeastern RR  %0 MKT 1992.1%  [1992 Rtex  ]
  195  DH   CP Delaware & Hudson Ry         @1991.0 CP 1996.5@  %1996.5 STLH  %
A   0  DJ   s  Decatur Junction Ry                       %0 DT  %   
  210  DKS  s  Doniphan, Kensett & Searcy Ry      @1940 MP 1990@  %1990 MP  %
  198  DL   s  Delaware-Lackawanna RR                    [1990 Gene   ]
    0  DLCO n  Drummond Lighterage Co                                
    0  DLCX CX Duquesne Light Co                         @1985 TRRY  @
    0  DLG  o  Denver, Leadville & Gunnison RR           %1950 CS  %
    0  DLNW o  Denver, Laramie & North Western RR        %1950 GWR  %
  194  DLW  CR Delaware, Lackawanna & Western RR         %1960 EL 1999.6 CRNS  %
  182  DLWR s  Depew, Lancaster & Western RR Co          [1990 Gene  ]
  204  DM   s  Detroit & Mackinac Ry                     %1992.1 LSRC  %
    0  DMB  o  Denver, Marshall & Boulder Ry             %1950 CS  %
A   0  DMCI s  Des Moines & Central Iowa Ry              %0 DCI  %  #Alias
  912  DME  r  Dakota, Minnesota & Eastern RR            %0 CNW 1986.7%
  213  DMIR r  Duluth, Missabe & Iron Range Ry           [1995 Tstr  ]
  220  DMM  s  Dansville & Mount Morris RR               [1990 GNWR  ]
    0  DMN  s  Duluth, Missabe & Northern Ry             %1937 DMIR  %   
    0  DMP  BN Denver & Middle Park RR                   %1950 CS  %
  202  DMU  t  Des Moines Union Ry                       %1989.2 NW  %
  369  DMVW s  Dakota, Missouri Valley & Western RR      %0 SOO 1990.7%                 
    0  DN   o  Delaware & Northern RR                    %1942 Xd  %  
  212  DNE  t  Duluth & Northeastern RR                  [1964 Potl  ]
    0  DNSR s  Del Norte Southern RR                     %1939 Xd  %
    0  DNW  o  Denver & North Western RR                 %1950 D&IM  %
    0  DO   s  Delaware Otsego Corp                                  
    0  DOOR s  Danville, Olney & Ohio River RR           %1960 YALE  %
    0  DORA s  Dickenson-Osceola Ry Assoc                %0 CRIP 1980 CNW 2001.4 IANW  %
  200  DQE  s  De Queen & Eastern RR                     [1990 WEYU  ]
  191  DR   s  Dardanelle & Russellville RR              [1995 ArSh  ]
    0  DRG  SP Denver & Rio Grande RR                    %1921 DRGW  %
  197  DRGW SP Denver & Rio Grande Western RR            %1988.8 SP  %
  275  DRHY n  Durham Transport Inc                      [1990 ASRY  ]
  192  DRI  s  Davenport, Rock Island & North Western Ry [1950 CBQ MILW   ]
  207  DRIR t  Denver Rock Island RR                     %0 DTMR 1994.7%
    0  DRWY t  Denver Ry         %0 DTR 1989.6%  @1992 GWR 1993.8@  %1993.8 DTMR  %
  217  DS   s  Durham & Southern Ry                      %1970 SCL  %
    0  DSL  SP Denver & Salt Lake Ry                     %1947 DRGW  %
    0  DSLW SP Denver & Salt Lake Western Ry             %0 DSL 1934 DRGW  %  #Dotsero Cutoff
    0  DSNG p  Durango & Silverton Narrow Gauge RR                     
    0  DSPH o  Denver, South Park & Hill Top Ry                        
    0  DSPP o  Denver, South Park & Pacific RR           %1940 DLG  %
  526  DSRC s  Dakota Southern Ry Co                     %0 MILW 1985%
  184  DSRR s  Delta Southern RR Co                      %0 SLIM 1989.0%
    0  DSSA CP Duluth, South Shore & Atlantic Ry         %1961.0 SOO 1987.8 WC  %
  278  DT   s  Decatur Junction Ry Co      %0 ICRR 1986 IHRC 1993.9%  [1993 Pion  ]
  219  DT2  t  Detroit Terminal RR                       %1990 CRJT  %
    0  DTCI t  Delphos Terminal                 %0 CL 1985 IHRC 1998%  @1998 CRCS  @
  208  DTI  CN Detroit, Toledo & Ironton RR              %1984.0 GTW 1997 IORY  %
  288  DTMR t  Denver Terminal RR              %0 DRWY 1993.8%  %1994.7 DRIR  %
    0  DTR  t  Denver Terminal Ry              %0 CRIP 1980%  %1989.6 DRWY  %
  274  DTRR t  Danbury Terminal RR Co      %0 NH 1976%  @1990 HRRC 1995@  %1995 HRRC  %
    0  DTRY BN Duluth Transfer Ry                        %1960 LSTT  %
  205  DTS  CN Detroit & Toledo Shore Line RR            %1981.3 GTW  %
    0  DU   p  Delaware & Ulster Rail Ride               %0 UD 1980%
    0  DUP  o  Denver, Utah & Pacific RR                 %1950 CBQ  %
    0  DUST t  Dayton Union Station                      [0 PRR CCCS CHD ERIE  ]
    0  DUT  t  Denver Union Terminal Ry       [1960 ATSF CBQ CRIP CS DRGW UP  ]
  959  DUTC t  Dallas Union Terminal                                   
  208  DV   s  Delaware Valley Ry Co                   %0 OCTR 1994.5%  [1994 Amer   ]
  711  DVR  s  Devco Ry                                  [1990 CBre    ]
    0  DVR1 o  Death Valley RR                                        
  193  DVS  s  Delta Valley & Southern Ry                             
    0  DW1  s  Deseret Western RR                        [1980 WFAs  ]
    0  DW2  o  Detroit & Western Ry                      %1960 Xd  %
  218  DWC  n  Duluth, Winnipeg & Pacific Ry             %0 DWP  %
  216  DWP  CN Duluth, Winnipeg & Pacific Ry             %1996.0 CN  %  [1918 CN  ]
    0  DXZE s  Dixie River RR                            %0 SLIM 1991.0 DSRR 1993 Xd  %
    0  E&B  o  Elgin & Belvidere                                 
    0  E&F  o  Eureka & Freshwater Ry                                
    0  E&M  o  Etna & Montrose RR                                 
    0  E&N  o  Ettrick & Northern RR                     %1937 Xd  %       
    0  E&P  o  Eureka & Palisade RR                      %1912 EN1  %
  242  EACH s  East Camden & Highland RR                 %0 SSW 1972.6%
    0  EAL  s  Elberton Air Line                  %1900 SOU 1995 GRWR  %  [1995 HRT  ]
  343  EARY s  Eastern Alabama Ry                 %0 LN 1990.9%   [1990 KYLE  ]
    0  EASO t  EASX RR Corp            %0 TRRY 1993.7%  @1994.0 ISSR  @  # East Railcar Corp
    0  EBT  p  East Broad Top RR                              # tourist only 1956+   
  229  ECBR s  East Cooper & Berkeley RR             # SC Public Rys Commission
    0  ECCX n  Elk Creek Coal Co                                       
    0  ECR  o  Emigration Canyon RR                                   
  247  EDW  s  El Dorado & Wesson Ry                                    
A   0  EE   t  Ellis & Eastern                           %0 ELE  %   #Alias
  040  EEC  t  East Erie Commercial RR                           
    0  EER  n  Eccles & Eastern RR                       [1995 SERA  ]
  288  EFRR t  Effingham RR Co                                  # 1996+
    0  EH   o  Eureka Hill RR                            %1928 Xd  %  
  252  EIRC s  Eastern Illinois RR              %0 CL 1988.4 IHRC 1991.2%
  387  EIRR s  Eastern Idaho RR                 %0 OSL 1993.9%  [1996 WATX  ]
    0  EITH CR Evansville, Indianapolis & Terre Haute RR  %1930 CCCS 1992.3 ISRR  %
    0  EJDX n  E J Dodge Lumber Co                                  
  238  EJE  r  Elgin, Joliet & Eastern Ry                [1995 Tstr  ]
  245  EJR  t  East Jersey Railroad & Terminal Co                   
  240  EL   CR Erie-Lackawanna RR                        %1976 CRNS  %
    0  ELE  t  Ellis & Eastern Co                        %0 CNW 1989.4%  ^ BN ^   #private - Sweetman Const Co
  259  ELKR s  Elk River RR                              %0 COKE 1989.7 Xp 1992%
  241  ELS  s  Escanaba & Lake Superior RR                            
    0  EM   s  Edgemoor & Manetta Ry                                 
A   0  EMCO n  Erie Mining Co                            %0 LTVX  %
    0  EMD  n  Electro-Motive Division, General Motors   %1980 GMLG  %
  261  EMHR s  East Mahanoy & Hazleton RR     %0 LV 1992.6%  @1992.6 RBMN  @  [1995 BMRG  ]
    0  EMIT s  Emmitsburg RR                                       
A   0  EMRR n  Eagle Mountain RR                         %0 EMT  %  # alias
    0  EMRY CP Eastern Maine Ry                 %0 CAR 1995.0%  @1995.0 CDAC  @
    0  EMT  n  Eagle Mountain RR                     # formerly Kaiser Steel
  246  EN   CP Esquimalt & Nanaimo Ry                    %1990 CP 1999.1%  [1999 Amer  ]
    0  EN1  o  Eureka-Nevada Ry                          %1938 Xd  %     
A   0  ENR  s  Esquimalt & Nanaimo Railway (Rail America)  %0 EN  %
    0  EPNE SP El Paso & Northeastern Ry                 %1905 EPSW  %
    0  EPRI SP El Paso & Rock Island Ry                  %1930 EPSW  %
    0  EPRY s  East Penn Railways Inc       %0 ATRW 1995.5%  %1999 PRL  %
    0  EPST SP El Paso & Southwestern Railroad of Texas  %1920 EPSW  %
    0  EPSW SP El Paso & Southwestern RR                 %1924 SP  %
    0  EPTC t  East Portland Traction Co                 %0 PRTD 1991.3%
    0  ERCX n  Elk Redwood Co RR                             
  230  ERIE CR Erie RR                        %1960 EL 1999.6 CRNS  %
    0  ERIW s  Erie Western RR            %0 ERIE 1977.7%  %1979.5 CINR  %
    0  ESCW s  East St Louis, Columbia & Waterloo RR               
  251  ESHR s  Eastern Shore RR                                
  233  ESLJ UP East St Louis Junction RR        @1980 CNW  @  [1960 CNW  ]
    0  ESLS o  East St Louis & Suburban RR               %1960 IT  %
    0  ESNA p  Eureka Springs & North Arkansas             #Ladd
    0  ETC  s  East Texas Central RR              %0 SSW 1996%  %1998 Xd 1999 BLR  %
    0  ETCI t  Evansville Terminal Co    %0 ICRR 1986.5 WOHO 1995%  %1997 RESP 2000 ISW  %
    0  ETER s  East Troy Electric RR       %0 METW  %  # Wisconson Trolley Museum Inc owner 1985
  228  ETL  t  Essex Terminal Ry                               
  257  ETRY s  East Tennessee Ry                 %0 ETWN 1983.5%  [1990 GrBP  ]
  234  ETWN s  East Tennessee & Western North Carolina RR    %1983.5 ETRY  %
    0  EUKA s  Eureka Southern RR             %0 NWP 1984.8%  %1992.3 NCRR  %
  231  EV   s  Everett RR                                %0 PRR 1984.4%
A   0  EVT  t  Evansville Terminal Co                    %0 ETCI  %   
    0  EW   s  Escalante-Western RR                      [1990 WFAs  ]
    0  EWRY s  East Washington Ry                        %1977 Xd  %
H   0  Emon n  Emons Transportation Group Inc            [2002 GNWR  ]        
    0  F&NE o  Fairchild & North-Eastern Ry                         
  282  FAPR s  Floydada & Plainview RR Co         %0 ATSF 1990%  %1995.9 PTC1  %
    0  FB   t  Flint Belt                             [0 PM 1970]  %1970 CO  %
    0  FBDC n  Ford County Historical Railroad Preservation Foundation
    0  FBSE s  Fort Bragg & Southeastern RR                           
A   0  FC   s  Fulton County Railroad Incorporated       %0 FCTY  %
    0  FCC  s  Florence & Cripple Creek RR               %1915 GC2  %
    0  FCCR n  Fresno Copper Co RR                                 
    0  FCCX n  Federal Chemical Co                       %1980 TSRR  %
  986  FCEN s  Florida Central RR                        %0 SCL 1986.9%  [ Pins ]
    0  FCG  IC Fernwood, Columbia & Gulf RR              %1972.6 IC  %
  272  FCIN s  Frankfort & Cincinnati RR                 %1985.9 Xd  %     
  275  FCM  MX Ferrocarril Mexicano                      %1970 NDM  %
    0  FCMR o  Fort Collins Municipal Ry                         
  738  FCP  MX Ferrocarril del Pacifico                  %1985 FNM  %
    0  FCRK s  Falls Creek RR                     %0 PRR 1980%  %1988.2 Xd  %
    0  FCTY s  Fulton County RR            %0 CINR 1985 IHRC 1997%  %2000 RGRN  %
    0  FCYR s  Franklin County RR          %0 SBD 1985.9%  %1988.1 Xd  %
  266  FDDM s  Fort Dodge, Des Moines & Southern RR      %1971 CNW  %
  473  FDMA MX Ferrocarril de Minatitlan al Carmen                   
  263  FEC  r  Florida East Coast Ry                           
    0  FEMV o  Fremont, Elkhorn & Missouri Valley RR     %1920 CNW  %
    0  FERR s  Feliciana Eastern RR                              
    0  FEV  p  Fremont & Elkhorn Valley RR               %0 FWPP 1989%
  261  FGER n  Fruit Growers Express Co                            
    0  FGLK s  Finger Lakes Ry                           %0 NYC 1995.6%   ^CR^
    0  FHRR s  Ferdinand & Huntingburg RR       %0 FRDN 1987.9%  %1991.2 Xd  %
    0  FI   SF Fresno Interurban RR                      %1950 ATSF  %
    0  FIR  t  Flats Industrial RR                       %0 CCCS 2000%  
  264  FJG  s  Fonda, Johnstown & Gloversville RR        %1988.5 Xd  %
A   0  FJGR                                              %0  FJG  %  # Alias
    0  FLCX n  Flagstaff Lumber Co                             
  507  FMID s  Florida Midland RR Co                %0 SCL 1988.9%  [1990 Pins  ]
  280  FMRC s  Farmrail Corp                             %0 CRIP 1981.9%
  276  FMS  s  Fort Myers Southern RR                            
    0  FNE  n  TFM S.A de C.V.                               #  ??
    0  FNM  MX Ferrocarriles Nationales de Mexico                 
  319  FNOR s  Florida Northern RR Co                    %0 ACL 1988.9%  [ Pins ]
  282  FOR  s  Fore River RR                                  
  265  FP   s  Fordyce & Princeton RR                    [1990 GaPa  ]
  260  FPE  s  Fairport, Painesville & Eastern Ry        %1970  NKP   %
    0  FPN  n  Ferrocarriles Nacionales de Mexico           #  ??
    0  FR&N o  Flint River & Northeastern                %1930 GNOR  %
  273  FRDN s  Ferdinand RR                              %1987.9 FHRR  %
    0  FRKM s  Franklin Mineral                          %0 TC 1968.4 SOU 2001.1%
    0  FRR  s  Falls Road RR                             %0 NYC 1997%  [ Gene ]
    0  FRRR n  Feather River RR                                 
    0  FRTM n  Fox River Trolley Museum                           
    0  FRVR WC Fox River Valley RR                  %0 CNW 1988.9%  %1993.7 FVW  %
    0  FRY  o  Fore River Ry                             %1980 QBT  %
    0  FS   CX Florida Southern Ry                       %1930 ACL  %
  297  FSR  s  Fort Smith RR Co                     %0 MP 1991.6%  [1991 Pion  ]
    0  FST  n  Ferrocarriles Nacionales de Mexico                     # ??          
  952  FSUD t  Fort Street Union Depot Co                                
  279  FSVB KC Fort Smith & Van Buren Ry                 @1939 KCS 1992.5@  %1992.5 KCS  % 
  278  FUS  MX Ferrocarriles Unidos de Sureste      %1970 NDM  %  # see also SE
    0  FVRR s  Fredonia Valley RR                        %0 WKRL 1999.0%  @2004 PAL  @
  264  FVW  WC Fox Valley & Western Ltd        %0 GBW FRVR 1993.7%  %2001.8 CN  %  [1993.7 WCL  ]
  717  FWCR s  Florida West Coast RR                     %0 ACL 1987.9%
  268  FWD  BN Fort Worth & Denver Ry                    %1970.2 BN  %
  298  FWDB t  Fort Worth & Dallas Belt RR               %0 MP 1994.5%  [1994 Tara  ]
    0  FWDR t  Fort Worth & Dallas RR Co                 %0 MP 1988.9%  [1988 Tara  ]
    0  FWPP p  Fremont, West Point & Pacific Ry     %0 FEMV 1987.9%  %1989 FEV  %
    0  FWRD s  Fairmont & Western RR                %0 ACL 1980%  %1985 Xd  %  [ LRS ]
    0  FWRG SF Fort Worth & Rio Grande Ry           [0 SLSF 1930]  %1930 GCSF  %
    0  FWRY s  Fillmore Western Ry                       %0 CBQ 1997%
  274  FWU  t  Fort Wayne Union                               
  277  FWWR t  Fort Worth & Western RR Co              %0 BN 1988.8%  [1988 Tara  ]
    0  FXE  n  Ferrocarril Mexicano S.A. de C.V.            #  ??
    0  G&A  o  Golconda & Adelaide RR                           
    0  G&GE o  Galesburg & Great Eastern RR                       
    0  G&IT SF Gulf & Interstate Ry of Texas             %1920 GCSF  %
    0  G&M  o  Glendale & Montrose Ry                    %1940 UP  %
    0  G&R  o  Golden & Ralston RR                            
  299  GA   CX Georgia RR                                %1900 ACL  %
  206  GAAB s  Georgia & Alabama Div, South Carolina Central RR  %0 CG 1989.5%  [0 SCRF  ]
  298  GANO NS Georgia Northern Ry                       %1972.0 SOU  %  [1966 SOU  ]
    0  GASC NS Georgia, Ashburn, Sylvester & Camilla Ry  %0 SOU  %
    0  GATX n  General American Transportation Corp                 
    0  GBC  o  Golden, Boulder & Caribou RR              %1940 DMB  %
    0  GBL  o  Georgetown, Breckenridge & Leadville      [1940 CC1  ]
    0  GBRW o  Garden Bay Ry                                       
A   0  GBRY s  Gettysburg Ry                             %0 GETY  %
  312  GBW  WC Green Bay & Western RR                    %1993.7 FVW  %
    0  GBWM WC GREEN BAY WESTERN - MDW RR                          
    0  GBX  n  Greenlaw Bros                                       
  395  GC   s  Georgia Central Ry                 %0 SAL 1990.9%  [1990 RM&C  ]
    0  GC2  o  Golden Circle RR                          %1915 CSCC  %
    0  GCC  s  Georges Creek & Cumberland RR                        
A   0  GCDA s                                            %0 GCRR  %   # alias 
    0  GCN  s  Garden City Northern RR            %0 ATSF 1989.7%  %1991.7 GCW  %
    0  GCR  o  Gold Coast RR                                           
    0  GCRC s  Golden Cat RR Corp                 %0 SLIM 1987.9%  %1993.4 Xd  %   #Delta MO
  289  GCRR s  Graham County RR                          %1984.0 Xp  %   # also GC
    0  GCSF SF Gulf, Colorado & Santa Fe Ry              %0 ATSF  %
    0  GCSP o  Golden City & South Platte RR             [1940 CC1   ]
  285  GCSR s  Gulf, Colorado & San Saba Ry              %0 ATSF 1993.4%   
    0  GCSX n  Granite City Steel Co                                 
    0  GCTM n  Gulf Coast Chapter - NRHS                           
  287  GCW  s  Garden City Western Ry                               
    0  GCY  p  Grand Canyon Ry                           %0 ATSF 1970%  
  294  GETY s  Gettysburg RR                                
    0  GEXN s  Goderich-Exeter Ry Co Ltd                 %0 CN 2000.1 GEXR  %
    0  GEXR s  Goderich-Exeter Ry Co Ltd                 %0 CN 1992.3%  [Rtex]
  296  GF   NS Georgia & Florida Ry                      %1971 CG  %  [1962 SOU  ]
    0  GF1  o  Goldfield RR                              %1930 T&G  %
    0  GFA  CX Georgia, Florida & Alabama Ry             %0 SAL  %
    0  GFC  s  Grand Falls Central Ry                          
    0  GFOD s  Great Falls & Old Dominion RR                       
  299  GFR  s  Grand Forks Ry                            %0 CP 1993.3%     
    0  GFRR s  Georgia & Florida RR Co                   %0 GF 1995.3%  [ GuOh ]
    0  GGRR o  Gold Gulch RR                                
  338  GGS  s  Georgia Great Southern RR   %0 SAL 1985%  [1985 SCRF 1990 Rtex  ]  %1994 Xd  %
  293  GHH  UP Galveston, Houston & Henderson RR         %1988 UP  %  # ?
H   0  GHRD n  Green Hills Rural Development Authority   %0 CBRM  %
    0  GHSA SP Galveston, Harrisburg & San Antonio Ry    %1934 TNO  %
    0  GIL  n  Gilpin Tramway                                   
  313  GITM t  Golden Isles Terminal RR                  %0 CISD 2002%  [ Rlnk 2003 GNWR ] 
  321  GJ   CP Greenwich & Johnsonville Ry               [1950 DH   ]
    0  GJS  CX Gainesville, Jefferson & Southern RR      %1940 GM  %
    0  GLR  o  Georgetown Loop RR                                
  916  GLSR s  Gloster Southern RR                       %0 YMV 1986.7%   [ GaPa ]
  290  GM   CX Gainesville Midland RR                    %1980 SAL  %
    0  GMLG n  General Motors Locomotive Group                
    0  GMN  IC Gulf, Mobile & Northern RR                %1940.7 GMO  %
  317  GMO  IC Gulf, Mobile & Ohio RR                    %1972 ICG  %
  314  GMRC s  Green Mountain RR                                   
  296  GMRY s  Great Miami & Scioto Ry Co                %0 IOER 1994.0%
    0  GMSR KC Gulf & Mississippi RR              %0 GMO 1985.5%  %1988.3 SR  %
  310  GN   BN Great Northern Ry                         %1970.2 BN  %
  307  GNA  KC Graysonia, Nashville & Ashdown RR         %1993.5 KCS  %
  443  GNBC s  Grainbelt Corp                     %0 SLSF 1987.7%  [1987 FMRC  ]
    0  GNGR o  Greenlick Narrow Gauge RR                 %1950 Xd  %
A   0  GNOR NS Georgia Northern Ry                       %0 GANO  %
  681  GNRR s  Georgia Northeastern RR Co                %0 LN 1988.9%
  320  GNWR s  Genesee & Wyoming RR                 # holding co: Genesee & Wyoming Industries
A   0  GO   p  Government of Ontario                     %0 GOT  %
  324  GOT  p  Toronto Area Transit Operating Authority             
  292  GR   s  Grand Rapids Eastern RR      %0 GTW 1987.7 CMGN 1993.5%  @1993.5 MMRR  @
    0  GRI  CR Grand Rapids & Indiana Ry                 %1930 PRR  %
    0  GRIV s  Gauley River Railroad LLC                             
  306  GRN  s  Greenville & Northern Ry           %1997 CPDR  %  [1957.5 Pins 1997]
  322  GRNR CP Grand River Ry                            %1990 CPSH  %
    0  GRNW s  Great Northwest RR                        %0 CSP 2004%  [ WATX ]
  302  GRR  s  Georgetown RR                                   
  349  GRWR s  Great Walton Rail Co                      %0 GA 1987.3%
  300  GSF  NS Georgia Southern & Florida Ry             %0 SOU  %
    0  GSI  IC Gulf & Ship Island RR                     %1920 ICRR  %
    0  GSLR CN Great Slave Lake Ry            @1964 CN 1981.0@  %1981.0 CN 1998.3 RLGN  %
    0  GSLS s  Great Salt Lake & Southern RR               #prop Skull Vly line
    0  GSM  s  Great Smoky Mountains RR                  %0 SOU 1988.5%
A   0  GSMR s  Great Smokey Mountains Ry Inc             %0 GSM  %  #Alias
    0  GSOR s                                            %0 WOHO  %
    0  GSPC n  Golden State Portland Cement Co                  
    0  GSRR s  Glenwood & Southern                       %0 CALM  %   #ML only ref
  305  GSW  s  Great Southwest RR                        %1987.3 MP  %  [ MP ]
  337  GSWR s  Georgia Southwestern RR            %0 SAL 1989.4%  [1990 Rtex  ]  
    0  GT   CN Grand Trunk Ry                     %1989.4 SLR  %  #US portion split off 1923
  309  GTA  n                                            %0 GTW  %
H   0  GTIS GT Guilford Transportation Industries              
  271  GTR  s  Great River RR                         %0 YMV/Riverside 1979.9%
  295  GTRA s  Golden Triangle RR                        [1990 WEYU  ]
  308  GTW  CN Grand Trunk Western RR                    %1994 CNNA  %  [0 CN  ]
  323  GU   s  Grafton & Upton RR                             
    0  GVGN s  Gila Valley, Globe & Northern RR          %1899 AERR  %
  567  GVSR t  Galveston RR                       %0 GWF 1987.9%  [1990 RaSS  ]
  303  GWF  t  Galveston Wharves                         %1987.9 GVSR  %
  319  GWIN s  Goodwin RR                                %0 BM 1975.8%  %1982.7 NEGS  % 
  311  GWR  s  Great Western Ry of Colorado              [1990 Omni  ]  
  137  GWRC s  Georgia Woodlands RR                      %0 GA 1988.4%  [1990 Omni  ]
  044  GWRS s  Great Western Ry Ltd                      %0 CP 2000.6%  # Westcan Rail Ltd
    0  GWSW t  GWI Switching Services LP                 %0 TNO 1994.3%  %1997.9 CMC  %   [ GNWR ]
    0  GWWD t  Greater Winnipeg Water District                     #ML
  293  GWWE KC Gateway Eastern Ry                 %0 NYC 1994.1%  [ GWWR ]  @1994.1 GWWR  @
  362  GWWR KC Gateway Western Ry                 %0 CMNW 1990.0%  [1997.4 KCS  ]
H   0  GaPa n  Georgia Pacific                            
H   0  Gene n  Genesee Valley Transportation Co                 
H   0  GrBP n  Green Bay Packaging                       [0 RM&C  ]
H   0  GuOh n  Gulf & Ohio Rys                               
    0  H&C  o  Hancock & Calumet RR                      %1950 MR1  %
A   0  H&NE o  Hillsboro & North Eastern Ry              %0 HLNE  %  
    0  H&S  o  Hazlehurst & Southern RR                         
    0  H&W  o  Hardwick & Woodbury RR                    %1937 Xd  %
    0  HAN  s  Hanover Ry                                      
  330  HB   s  Hampton & Branchville RR                          
    0  HBL  t  Harbor Belt Line RR                       [0 ATSF SP UP  ]
  406  HBRY s  Hudson Bay Ry Co                                
  329  HBS  t  Hoboken Shore RR                          %0 HMR 1954%  %1977 Xd  %   
  342  HBT  t  Houston Belt & Terminal Ry                [0 ATSF SP MP  ]
    0  HBTM s  Huntingdon & Broad Top Mountain RR        %1954 Xd  %   
    0  HC1  o  Hannibal Connecting RR                            
  326  HCRC s  Hillsdale County Ry                  %0 NYC 1976%   %1992.9 IN  %
  359  HCRR s  Honey Creek RR                            %0 PRR 1993.8%  # HC per ML
    0  HCRY s  Huron Central Ry                          %0 CP 1997.5%  [GNWR]
  328  HE   s  Hollis & Eastern RR                  %0 WFN 1958.8%  # controlled by Republic Gypsum Co
    0  HE1  n  Hobart Estates RR                         %1937 Xd  %
  890  HESR s  Huron & Eastern Ry                   %0 PM 1986.2%  [1986 Amer  ]
    0  HEWT SP Houston East & West Texas Ry              %1900 SP  %
    0  HH   o  Hetch-Hetchy RR                                
  339  HI   SP Holton Interurban Ry                      %1985 SP  %
  338  HLNE o  Hillsboro & North Eastern Ry         @1950 CNW 1985@  %1985 CNW  %
    0  HLSC s  Hampton Ry                           %0 WGR 1995%  @1995 WPRR  @
  391  HMCR s  Huntsville & Madison County Railroad Authority  %0 NCSL 1984%
  335  HMR  t  Hoboken Manufacturers RR                  %1954 HBS  % 
  332  HN   s  Hutchinson & Northern Ry                     
    0  HN1  s  Humboldt Northern Ry                      %1950 NWP  %
    0  HOBO p  Hobo RR                                     
  469  HOG  s  Heart of Georgia RR                       %0 SAL 1989.4 GSWR 2000%
    0  HORC s  Horry County RR               %0 ACL 1984.8%  %1987.8 WCLR  %   # unk mark
  356  HOS  s  Hoosier Southern RR           %0 SOU 1989 WOHO 1991 Xp 1994.9%  ^NS^
  333  HOSC s  Indiana Eastern RR (Hoosier Connection)  %0 CCCS 1980%  %1985.0 IMID  %  
  366  HPTD s  High Point, Thomasville & Denton RR       @0 WSS  @
  353  HR   s  Heritage RR                               %0 SOU 2002%
    0  HRCX n  Humboldt Redwood Co                          
    0  HRLX n  Hammond Redwood Lumber Co                      
    0  HRR  s  Haysi RR Co                                   
  782  HRRC s  Housatonic RR                             %1892 NH 1983%
    0  HRS  s  Hollidaysburg & Roaring Springs RR        %0 PRR 1995.2%   ^CRNS^
  334  HRT  s  Hartwell RR                               [1990 GRWR  ]  %1902 SOU 1924%
  336  HS   s  Hartford & Slocomb RR    %0 CG 1954%  [1990 GuOh  ]  #formally H&S RR Co Inc
    0  HS1  n  Hobart Southern RR                        %1937 Xd  %   
  309  HSRR s  Hardin Southern RR                        %0 JJRD 1993.8%
  331  HSW  s  Helena Southwestern RR                    %1986 Xp  %   # Chicago Mill & Lumber
    0  HT   t  Howard Terminal Ry                                      # CA
    0  HTC  SP Houston & Texas Central RR                %1934 TNO  %
    0  HTW  o  Hoosac Tunnel & Wilmington RR             %1960 Xd  %
    0  HV   CX Hocking Valley Ry                         %1920 CO  %
    0  HVR  p  Heber Valley RR                           %0 DRGW 1967 Xp 1970%
    0  HVSR p  Hocking Valley Scenic Ry                  %0 HV 1990%      
    0  HY&T s  Hooppole, Yorktown & Tampico RR           %1953 Xd  %
  316  IAIS r  Iowa Interstate RR                        %0 CRIP 1979 IRRC 1984%
  341  IANR s  Iowa Northern Ry                          %0 CRIP 1981.6%  [1995 IrRd  ]
  120  IANW s  Iowa Northwestern RR                      %0 DORA 2001.4%
  513  IAT  s  Iowa Terminal RR                          %1987.3 IATR  %
  994  IATR s  Iowa Traction RR                          %0 IAT 1987.3%
  358  IBT  t  International Bridge & Terminal Co        @0 MDW  @            
  350  IC   IC Illinois Central RR                       %1972.6 ICG 1988%  %2001 CN  %
    0  ICAL SP Inter-California RR                       %0 SP  %
    0  ICCC n  Inspiration Consolidated Copper Co              
  342  ICE  r  Iowa, Chicago & Eastern RR                %0 IMRL 2002.6%  [2002 DME  ]
    0  ICG  IC Illinois Central Gulf RR        %0 GMO ICRR 1972.6%  %1988 IC  %  #also CMNW PAL  
  360  ICRK s  Indian Creek RR                           %0 PRR 1980.6%
    0  ICRR IC Illinois Central RR                       %0 IC 1972.6 ICG 1988 IC  %
    0  ICRX n  Iron Cliffs Ry Co                         %1992 Xd  %      #Ishpeming
    0  IGN  UP International & Great Northern RR         %1922 NOTM  %
  357  IHB  t  Indiana Harbor Belt RR                    [1950 NYC MILW   ]
  352  IHRC s  Indiana Hi-Rail Corp             # 1994 oper as WOHO & WAER
  349  IIRC s  Indiana Interstate Ry                     %0 CR 1978%  %1986 Xd  %
    0  ILPX n  Illinois Power                                  
    0  ILSC n  Inland Lime & Stone Co                        
    0  ILST n  Inland Steel Corp                             
  364  ILW  t  Illinois Western RR Co                    %0 1996 CRCS%
    0  IM   s  Illinois Midland Ry                       %1892 PRR  %
    0  IMID s  Indiana Midland Ry                        %0 HOSC 1985.0%  %1987.3 CKSI  %
  379  IMRL r  I & M Rail Link                           %0 MILW 1997%  %2002.6 ICE  %
  361  IMRR s  Illinois & Midland RR                     %0 CIM 1996%
    0  IMTN s  Iron Mountain Ry                               
  324  IN   s  Indiana Northeastern RR                   %0 HCRC 1992.9%
    0  IN1  SF Illinois Northern Ry                      %1960 ATSF  %
  344  INOH s  Indiana & Ohio RR                         %0 NYC 1979.6%  
  331  INPR s  Idaho Northern & Pacific RR               %0 OSL 1993.9%  [ RioG ]
  780  INRD s  The Indiana Rail Road Corp                %0 ICRR 1986.2%
  361  INT  NS Interstate RR                             %1961 SOU  %
  329  IOCR s  Indiana & Ohio Central RR                 %0 HV 1987.5%  [1987 INOH  ]
    0  IOER s  Indiana & Ohio Eastern Ry          %0 BO 1987.3%  %1994.1 GMRY  %
  969  IORY s  Indiana & Ohio Ry                         %0 PRR 1985.2%  [1985 INOH  ]
    0  IPPX n  Intermountain Power Project                     
  367  IR   s  Illinois RailNet Inc                      %0 CBQ 1997.9%  [ Rnet ]
    0  IRHB o  Iron Range & Huron Bay RR                 %1900 Xd  %    
  364  IRN  CR Ironton RR                                %1976 CRNS  %  [0 LV RDG  ]
  297  IRRC r  Iowa RR Co                         %0 CRIP 1979%  %1984 IAIS  %
    0  IRRS s  International Rail Road Systems Inc               
  272  ISR  s  Iowa Southern RR                   %0 WAB 1989%  %1991.4 CBGR  %
  303  ISRR s  Indiana Southern RR                %0 EITH PRR 1992.3%   [1994 Rtex    ]
    0  ISSR t  ISS Rail                                  %0 PRR 1994.0%
  417  ISW  t  Indiana Southwestern               %0 ETCI 2000%  [2000 Pion ]  # also from OTCO
    0  IT   NS Illinois Terminal Railroad System         %0 ITC  %
  354  ITC  NS Illinois Terminal RR                      %1981 NW  %
    0  ITM  p  Indiana Transportation Museum                      
    0  ITS  n  International Transportation Services           
  353  IU   t  Indianapolis Union Ry              %1968 CRCS  %  [0 CCCS PRR 1968]
    0  IV   o  Indian Valley RR                          %1940 Xd  %  [ WP ]
    0  IW   s  Idaho Western Ry Co                %0 MILW 1979 UP 1985.4%  %2000.8 STMA  %  [ StaR ]
    0  IWRR s  Intermountain Western RR           %0 UP 2000 INPR  %  # 1990 Boise Group spinoff proposal
H   0  IrRd n  Iron Road Railways                             
    0  J&S  p  Jackson & Southern RR                     %0 JSRC 1990%  #formally St Louis, Iron Mtn & Southern
    0  JCLE o  Jamestown, Chautauqua & Lake Erie RR      %1950 Xd  %
    0  JDN  o  Johnson, Dragoon & Northern Ry            %1950 SP  %
  392  JE   t  Joppa & Eastern RR                        %0 Xd 1991%
  254  JEFW t  Jefferson Warrior RR Co                        # Elec Energy Inc 
H   0  JGDX n  Jackson, Gordonville & Delta RR                #lessor to JSRC and GCRC
    0  JH   s  Jacksonville & Havana RR                  %1960 Xd  %      
  327  JJRD s  J & J RR Inc                         %0 NCSL 1983.8%  %1993.8 HSRR  %
    0  JJRR s  Joliet Junction RR                   %0 EJE 1995%  %1997 Xd  %
  373  JKL  s  J K Lines                 %0 ERIW 1979.5 CINR 1980.0 TIPP 1990.3%  %1997 MARK  %
    0  JLSL BN Jacksonville, Louisville & St Louis Ry    %1905 CBQ  %
    0  JSC  CR Johnstown & Stoney Creek RR               @1975 CR  @
    0  JSCR t  Jay Street Connecting RR                  %1959 Xd  %
    0  JSRC s  Jackson & Southern RR              %0 SLIM 1984%  @1984 CTML 1990@  %1990 J&S  %
    0  JSW  UP Jefferson Southwestern RR          %1987.4 MP  %  [1952 CEI MP ICRR 1987.4]
  953  JTCO t  Jacksonville Terminal Co                      
    0  JTFS t  Juniata Terminal Co                                # N Philadelphia
    0  JVRR s  Juniata Valley RR                         %0 PRR 1996%  ^ CRNS ^
  967  JWKX n  J W Kerslake Co                                
  376  JXPT t  Jaxport Terminal Ry Co                    %0 MD 1989.6%  %1996.6 TTR  %
    0  K&E  o  Kane & Elk RR                             %1950 Xd  %
    0  K&M  CR Kanawha & Michigan                        %1914 TOC 1999.6 CRNS  %
    0  K&S  o  Kansas & Sidell RR                        %1960 Xd  %
  370  KBEC s  Kent, Barry, Eaton Connecting Ry          %0 LSMS 1972%  %1983.8 Xd  %    
  399  KBSR s  Kankakee, Beaverville & Southern RR       %0 NYC CTHS 1977.9%
    0  KC   s  Kanawha Central Ry Co                     %1978 Xd  %      
    0  KC2  o  Kennebec Central RR                       %1940 Xd  %
    0  KCC  t  The Kansas City Connecting RR Co          %1980 Xd  %   # Stockyards
    0  KCCX n  Kennecott Copper Corp                           
    0  KCDX n  Eastman Kodak Co                           
    0  KCMO SF Kansas City, Mexico & Orient Ry           %1928 ATSF  %
  411  KCNW s  Kelley's Creek & Northwestern RR          %1993.1 Xp 1995.1 Xd  %
    0  KCPS t  Kansas City Public Service Freight Operation           
    0  KCR  s  Keweenaw Central RR                       %1972 Xd  %  [ COPR ]
    0  KCRK o  Kelly's Creek RR                          %1964 Xd  %    # WV
  400  KCS  KC Kansas City Southern Ry                               
  401  KCT  t  Kansas City Terminal Ry       @1994.3 GWWR  @  #switched by GWWR; Main leased by ATSF 1995?
    0  KCTV s  KCT Ry Corp                   %0 ATSF 1990.4%  %1994 Xd  %  # A&K RR Materials Cmp
    0  KE   s  Kansas Eastern RR                  %0 SLSF 1997%  @1997 SKOL  @
  403  KENN n  Kennecott Co RR                                  
    0  KERY s  K & E Ry  (Kiowa & Enid)              %0 ATSF 1994%  %1996 Xd  %
    0  KGBW WC Kewaunee, Green Bay & Western RR          %1950 GBW  %
    0  KH   s  Kenilworth & Helper RR                    %1915 DRG  %      
A   0  KING p  Kingwood Northern                         %0 KN  %   #ML
  402  KIT  NS Kentucky & Indiana Terminal RR    [0 BO MON SOU 1980]  %1980 SOU  %
    0  KJR  s  Kiski Junction RR                         %0 PRR 1995.5%
  365  KJRY s  Keokuk Junction Ry                               
  375  KKRR s  Knox & Kane RR Co                         %0 P&W2 1982.0%
    0  KLR  s  Kawartha Lakes Ry                         %0 CPSH 1997%
  477  KLSC s  Kalamazoo, Lake Shore & Chicago Ry   %1925 PM 1987%  %1996 WJ2  %
    0  KLSR s  Kings Lake Shore RR                                   
  414  KM   KC Kansas & Missouri Ry & Terminal Co        @0 KCS 1992.5@  %1992.5 KCS  %
    0  KMRY s  Kettle Moraine Ry                                     
    0  KN   p  Kingwood Northern                         %0 WVN 1991.2%
  412  KNC  s  Kingcome Navigation                                  
  415  KNOR s  Klamath Northern Ry                       %1991.7 Xd  %
    0  KNOX s  Knox RR                                   %1932 Xd  %    #MD
    0  KO   s  Kansas & Oklahoma RR                   %0 CKRY CKRU 2001.8%  [ WATX ]
  408  KOG  UP Kansas, Oklahoma & Gulf Ry                %1970 TP  %
    0  KPRR UP Kansas Pacific RR                         %1880 UPRR  %  [ UPRR ]
    0  KR   s  Kinzua RR                                 %1920 PRR  %
    0  KRCX n  Kokomo                                            #ML
    0  KRPD t  Kaskaskia Regional Port District                         
  424  KRR  s  Kiamichi RR                               %0 SLSF 1987.6%
    0  KSR2 o  Kankakee & Seneca Ry                      [1940 CCCS CRIP  ]  %1975 Xd  %
    0  KSRY s  Kosciusko Southwestern Ry                 %0 ICRR 1998%
  448  KSW  s  Kansas Southwestern Ry     %0 MP 1991.3%  %2001.3 CKRY  %  [ Omni ]  # Remnants to DRIR & CKRY
  405  KT   s  Kentucky & Tennessee Ry                        
  397  KTER t  Kingston Terminal RR                %0 UD 1990%  %2000 TNY  %
    0  KV   s  Kishacoquillas Valley RR                  %1940 Xd  % 
  996  KWT  s  Kentucky West Tennessee Ry                %0 LN 1987.2%  [ RM&C ]  # formally KWT Ry Inc
  413  KXHR s  Knoxville & Holston River RR Co           %0 SOU 1998.6%  ^ NS ^  [ GuOh ]
    0  KYC  p  Kentucky Central Ry                                # KCRY
  377  KYLE s  Kyle RR                                   %0 CRIP 1982.1%  [ StaR ]
    0  KYLU s  Kyle RR                                   %0 MP 1991.4 KYLE  %
    0  L&H  o  Lordsburg & Hachita RR                    %1920 EPSW  %
    0  L&S  o  Ludlow & Southern Ry                             
  441  LA   KC Louisiana & Arkansas Ry                   @1939 KCS 1992.5@  %1992.5 KCS  %
  428  LAJ  SF Los Angeles Junction Ry                   [0 ATSF    ]
  398  LAL  s  Livonia, Avon & Lakeville RR              %0 ERIE 1964.9%
    0  LANO s  Lancaster Northern Ry    %0 RDG 1995.9%  @1999 EPRY  @  [1995 EPRY  ]
  954  LAPT t  Los Angeles Union Passenger Terminal      %1970 AMTK  %
  409  LASB s  Lackawaxen & Stourbridge RR          %0 ERIE 1977 Xp 1989.5%  %1995 SBRR  %
    0  LASL UP Los Angeles & Salt Lake RR                %1935 UP  %
A   0  LATC p  Los Angeles Transportation                %0 SCRA  %  # ...?
  437  LAWV r  Lorain & West Virginia Ry                 %0 WLE  %
    0  LBC  p  Lewisburg & Buffalo Creek RR             # excursion opr on WTSE
    0  LBCV s  Little Beaver Creek Valley RR       %0 PLW 1996%  @1996 PLW 1998@  %1998 Xd  %  #LBCV may be predecessor
    0  LBLX n  Long-Bell Lumber Co                              
  447  LBR  s  Lowville & Beaver River RR                [1990 Gene  ]
    0  LBV  o  Lewisburg & Buffalo Valley RR             %1950 Xd  %
  426  LC   s  Lancaster & Chester Ry                      
    0  LCC  s  Lee County Central Electric RR                  
    0  LCM  s  Lake Champlain & Moriah RR                %1968 Xd  % 
  474  LCR  s  Lake County                          %0 SP 1986.1 GWR 2000%
  433  LCRC s  Lenawee County RR               %0 LSMS 1977.8%  %1991.1 ADBF  %
    0  LCS  p  Leadville-Climax Shortline      %0 CS 1985%  # "Leadville, Colorado & Southern"  per ML
    0  LCSE s  La Crosse & Southeastern Ry               %1933 MILW  %    
  972  LDRR s  Louisiana & Delta RR                 %0 TNO 1987.2%  [1990 GNWR  ]
  407  LDRT t  Lake Front Dock & RR Terminal Co          %1992 Xd  %   
  439  LDTC n  Lawndale Transportation Co                       
    0  LEAW CR Lake Erie Alliance & Western RR           %1920 NYC  %
  406  LEE  CR Lake Erie & Eastern RR                    %1920 NYC  %      
  423  LEF  s  Lake Erie, Franklin & Clarion RR          %1992.7 Xd  %
  424  LEFW s  Lake Erie & Fort Wayne RR                 %1982 NW  %
  421  LEN  CP Lake Erie & Northern Ry N                 %1990 CPSH  %  [1914 CP  ]
    0  LEP  CR Lake Erie & Pittsburgh Ry          [0 NYC PRR 1960]  %1960 NYC  %
  304  LER  s  Logansport & Eel River Short-Line Co        
    0  LEW  NS Lake Erie & Western Ry                    %1922 NKP  %
  429  LHR  CR Lehigh & Hudson River Ry                  %1972 CRNS  %
    0  LHRR s  Longhorn RR                        %0 AUNW 1996.4%  %2000.2 AUAR  %
  436  LI   r  Long Island Rail Road           @1997.4 NYA  @  [1985 MTA   ]  # frt oper by NYA 1997My12
    0  LIGV o  Ligonier Valley RR                        %1952 Xd  %
  355  LINC s  Lewis & Clark Ry Co                       %0 CHLP 1987.3%
  464  LIRC s  Louisville & Indiana RR                   %0 PRR 1994.2%
    0  LIRR r  Long Island RR                            %1980 LI  %
  714  LKRR s  Little Kanawha River Rail Inc             %0 BO 1989.7%
  440  LKVY s  Lykens Valley RR                 %1880 PRR 1975 Xp 1980%  %1982 Xd  %
    0  LKWR s  Lackland Western RR              %0 CRIP 1980 SSW 1995%  %1999 MOC  %
  127  LM   UP Litchfield & Madison Ry                   %1958.0 CNW  %
    0  LM2  s  Louisiana Midland Ry             %0 LA 1946.0%  %1967.2 IC 1974.2 LOAM  %  
    0  LMB  o  Leadville Mineral Belt                    [1940 CS   ]
  488  LMT  s  Louisiana Midland Transport               @0 LM2  @  [ LM2 ]
  444  LN   CX Louisville & Nashville RR                 %1983.0 SBD  %
  446  LNAC s  Louisville, New Albany & Corydon RR       %1990 LNAL  %  [ HS ]
  437  LNAL s  Louisville, New Albany & Corydon RR       %0 LNAC 1990%  [ HS ]
  413  LNE  CR Lehigh & New England RR                   %1974 RDG LV 1976 CRNS  %
  434  LNO  s  Laona & Northern Ry                       %1986 Xd  %
  442  LNW  s  Louisiana & North West RR                            
    0  LO&P s  Live Oak & Perry                          %1972 LPSG  %  [1954 SOU  ]  # Live Oak, Perry & Gulf
  969  LOA  UP                                           %1976 MP  %
  448  LOAM s  Louisiana Midland Ry                      %0 LM2 1974.2%  %1985 Xd  % 
  970  LOC  UP                                           %1976 MP  %
    0  LOPG s  Live Oak, Perry & Georgia     %0 LPSG 1995.9%  [1995 GuOh  ]  @1995.9 GFRR  @
    0  LOS  o  Lancaster, Oxford & Southern RR           %1950 Xd  %
  450  LPN  s  Longview, Portland & Northern Ry                                  
    0  LPSG s  Live Oak, Perry & South Georgia RR   %0 SOGA LO&P 1972%  @1972 SOU 1995.9@  %1995.9 LOPG  %  
    0  LRN  KC Louisiana Railway & Navigation Co         %1940 LA  %
A   0  LRP  t  Little Rock Port RR                       %0 LRPA  %
  435  LRPA t  Little Rock Port RR                                           
  427  LRS  s  Laurinburg & Southern RR                  [1990 GuOh  ]
  485  LRWN s  Little Rock & Western Ry                  %0 CRIP 1980%  [1990 RM&C  ]
    0  LRWY s  Lackawanna Ry                             %1993.6 DL  %  # LRY  ?
  432  LS   s  Luzerne & Susquehanna Ry Co               %0 PNER 1994.7%
    0  LS&M o  Lake Superior & Mississippi RR            %1872 NP  %
  420  LSBC s  La Salle & Bureau County RR               %1990 BN 2004.8 IR  %
    0  LSCX n  Leslie Salt Co                                    
  425  LSI  s  Lake Superior & Ishpeming RR                      
    0  LSIX n  Lone Star Industries                      %0 ICRR 1985%
    0  LSMS CR Lake Shore & Michigan Southern            %1914 NYC 1999.6 CRNS  %
  445  LSO  NS Louisiana Southern Ry                     %1960 SOU  %
    0  LSPL o  London, South Park & Leadville RR              
    0  LSR  s  Lowell & Southern RR                            # LSRR from Atl
    0  LSR2 n  LAKE SHORE CHAPTER-NRHS                            
  438  LSRC s  Lake States Ry Co                         %0 DM 1992.1%     # 408 WB95
    0  LSRR s  Lone Star RR       %0 FWD 1994.4%  @1994.4 SSC  @  # LSRR from ML
  417  LSTT BN Lake Superior Terminal & Transfer Ry      %1987.1 BN  %  [0 CNW SOO GN NP  ]
  404  LT   t  Lake Terminal RR                          [1995 Tstr  ]
  422  LTC  n  Lafferty Transportation                         
  418  LTCO n  Lakeside Transportation                            
  445  LTCR s  Leelanau Transit Co                       %0 MNE 1970%  %1985 Xd  %
    0  LTRT o  Lake Tahoe Railway & Transportation Co    %1930 SP  %
A   0  LTV  n  LTV Mining / LTV Steel                    %0 LTVX  %
    0  LTVX n  LTV Mining / LTV Steel                             
  430  LUN  s  Ludington & Northern Ry                            
  431  LV   CR Lehigh Valley RR                       %1976.3 CR 1999.6 CRNS  %
    0  LV&T o  Las Vegas & Tonopah RR                           
    0  LVAL s  Lackawanna Valley RR                 %0 DH 1985.3%  %1993.7 DL  %
    0  LVR1 s  Lake Valley RR                            %1893 Xd  %
  452  LVRC s  Lamoille Valley RR                        %0 SJL 1978.0%                
    0  LVRR s  Lycoming Valley RR                        %0 CR 1996%   ^ CRNS ^  [ NSHR ]
    0  LVRY o  Laramie Valley Ry                      %1980 Xd  %  # Monolith Midwest Portland Cement
  451  LW   s  Louisville & Wadley Ry                             
A   0  LWRC s  Lackland Western                          %0 LKWR  %  # former name
  419  LWV  CR Lackawanna & Wyoming Valley RR            %1980 CR  %
    0  LWWR s  Lakeland & Waterways Ry              %0 CN 2002%  @2002 CWRL  @
    0  LXOH s  Lexington & Ohio RR                  %0 SOU 1996.4%  %2003.3 RJCC  %
  433  LXVR s  Luxapalila Valley RR                 %0 SOU 1997%  [1997 CAGY  ]
A   0  LYVR s  Lykens Valley RR                          %0 LKVY  %
    0  M&C  NS Memphis & Charleston                      %0 SOU  %    
    0  M&E  o  Marion & Eastern RR                       %1950 MP  %
    0  M&G  o  Mobile & Gulf RR                                
    0  M&M  o  Mohave & Milltown Ry                               
    0  M&O  IC Mobile & Ohio Rail Road                   %1940.7 GMO  %
    0  M&OL o  Marcellus & Otisco Lakes RR               %1960 Xd  %   
    0  M&P  SP Maricopa & Phoenix RR                     %1950 SP  %
    0  M&S  o  Middleburg & Scholarie RR                 %1960 Xd  %
    0  M&W  o  Minarettes & Western Ry                          
  453  MAA  s  Magma Arizona RR                          [0 MAGM  ]
    0  MACO s  McCormick, Ashland City & Nashville RR   %0 NACR 1990%  %1992 CTRN  %
H   0  MAGM n  Magma Arizona Copper Co                        
    0  MARC p  Maryland Dept of Transportation              
    0  MARK s  Marksman Corp                             %0 JKL 1997%  [1997 TPW  ]
    0  MATT o  Mattoon RR                                %1912 CNW 1960 Xd  %     
    0  MAW  s  Maumee & Western RR                       %0 WAB 1980 WAER/Maumee 1997%
    0  MAWN s  Mascot & Western RR                       %1935 Xd  %    # TX
  469  MAYW s  Maywood & Sugar Creek Ry Co               @0 KCS 1992.5@  %1992.5 KCS  %  [ KCS ]
  509  MB   s  Montpelier & Barre RR                     %1981 WACR  % 
    0  MBL  t  Manufacturers Belt Line             [0 GTW PM 1975]  %1975 CRJT  %
A   0  MBR                                               %0 MBRX  %  # Alias
  462  MBRR s  Meridian & Bigbee RR                      %2002 MNBR  %
    0  MBRX s  Milford-Bennington RR Co                  %0 BM 1992.6%
  468  MBT  s  Marianna & Blountstown RR                 %1981 Xd  %  
    0  MBTA p  Massachusetts Bay Transportation Authority
  499  MC   s  Maine Coast RR Corp            %0 MEC 1990%  [1990 MCER  ]  # Prev 472;  MCST per Atl
    0  MC2  CR Michigan Central RR                    %1930 NYC 1999.6 CRNS  %
    0  MCCX n  Mississippi Chemical Co                       
  461  MCER s  Massachusetts Central RR                  %0 BA 1979.9%
    0  MCGC n  McGaffey Co                                 
  458  MCIX n  Moberly Co (Applied Chemicals Div)                 
  394  MCLR s  McLaughlin Line RR                        %0 PRR 1985%
  466  MCR  s  McCloud Ry                                   # McCloud River Ry 1897-1992
    0  MCRM n  Mid-Continent Railway Museum                          
  498  MCRR t  Monongahela Connecting RR                 [1990 LTVX  ]
  548  MCSA s  Moscow, Camden & San Augustine RR            # International Paper
  465  MCTA s  Minnesota Central RR              %0 MNVA 1994.9%  %2002.8 MPLI  %  [ Pion  ]
  465  MD   t  Municipal Docks Ry                        %1989.6 JXPT  %  
  454  MDDE s  Maryland & Delaware RR                    %0 PRR 1977.6%
    0  MDFX n  Medford Corporation                             
  385  MDLR t  Midland Terminal Co                       %2003 PSWR  %  [ LTVX ]        
H   0  MDOT n  Maryland Dept of Transportation            
  285  MDP     Mexican Pacific RR                                        
    0  MDR  KC Mid Louisiana Rail Corp           %0 NLG CLGR 1987.5%  %1994.0 KCS  %  [ MSRC ]
    0  MDS  s  Meridian Southern Ry                      %0 M&O 1985.5 GMSR 2000%
  499  MDSB BN                                           %1990 BN  %
  510  MDW  t  Minnesota, Dakota & Western Ry                     # Boise Cascade
  511  ME   s  Morristown & Erie Ry                            
  456  MEC  GT Maine Central RR                     [1985 GTIS ]  @1990 ST  @
    0  MECX n  Midland Electric Coal Co                  %1985 PBCX  %
  477  MERW s  Mercersburg Ry                            %0 PRR 1978%  %1981 Xd  %
  524  MET  s  Modesto & Empire Traction Co                      
  523  METW s  Municipality of East Troy, Wisconsin      %0 TMER 1949%  [1985 ETER  ]
A   0  METX p  Northeast Illinois Regional Commuter RR Corp     %0 MTRA  %
    0  MEXR MX MEXICAN NATIONAL                          %0 NDM  %
    0  MFRR o  Middle Fork RR                            %1992 Xd  %  # WV
  883  MFVX n  Merchants Despatch Transportation Corp             
  497  MGA  s  Monongahela Ry              [0 BO PLE PRR 1985]  %1985 CRCS  %
    0  MGNG o  Mount Gretna Narrow Gauge Ry              %1950 Xd  %
  388  MGRI t  MG Rail Inc                                         
  292  MGRS MX                                           %0 NDM  %
  552  MH   s  Mount Hood RR                               
  584  MHCO s  Marquette & Huron Mountain RR               # M&HM per Atl
  581  MHM  s  Mount Hope Mineral RR                     [0 CNJ   ]
  455  MHWA s  Mohawk, Adirondack & Northern RR          %0 NYC 1990%  [ Gene ]
  515  MI   UP Missouri-Illinois RR                      [1950 MP  ] %1955 MP  %
    0  MIBB BN Missouri Illinois Bridge & Belt RR        %1970 BN  %
  479  MIDH s  Middletown & Hummelstown RR               %1924 RDG 1976%
    0  MIE  o  Michigan Electric                         %1940 NYC  %
  501  MIGN s  Michigan Northern Ry                  %0 GRI 1980%  %1986.0 Xd  %
    0  MIL  o  Macomb Industry & Littleton Ry            %1930 Xd  %
  140  MILW CP Chicago, Milwaukee, St Paul & Pacific RR  %1986.0 SOO  %
  474  MINE s  Minneapolis Eastern Ry                    %1972 CNW  %
    0  MINT s  Michigan Interstate Ry Co             %0 AA  %  # oper AA 1978.8-1988.8  
  522  MIR  UP Minneapolis Industrial Ry          %0 MNWN 1956%  %1984 CNW  %  [1956 MSTL  ]
    0  MIRY s  Morenci Industrial Ry                     [1990 PDMX   ]
A   0  MIS  s  Mississippi Central RR Co                 %0 MSCI  %
  502  MISS s  Mississippian Ry                          %1986.8 MSRW  %
  459  MJ   t  Manufacturers' Junction Ry                [1994 Omni   ]
    0  MJKR CX Mt Jewett, Kinzua & Riterville RR         %1932 BO 1985 Xd  %
  583  MKC  t  McKeesport Connecting RR                        # Transtar
  977  MKIX n  M-K Railroad Equipment Leasing Co              
    0  MKNR s  Mackenzie Northern Ry                     %0 RLGN  %
  490  MKT  UP Missouri-Kansas-Texas RR                  %1988 UP  %
  491  MKTT n  Missouri-Kansas-Texas RR                  %0 MKT  %
A   0  ML   s                                            %0 MNL  %  # Alias
    0  MLDC o  Midland Continental RR                    %1970 SOO  %
A   0  MLK  p  Metrolink                          %0 SCRT  %  # Alias
A   0  MLRR s                                            %0 MNL  %  # Alias
    0  MLS  s  Manistique & Lake Superior RR             %1968 Xd  %  [1960 AA  ]
    0  MLT  SP Morgan's Louisiana & Texas RR             %1900 TNO  %
  495  MMID s  Maryland Midland Ry                       %0 PRR 1978 MPA 1980.4%
    0  MMIR p  Mount Manitou Inclined RR                       
  785  MMRR s  Mid-Michigan RR Co                        %0 PM 1988.0%  [ Rtex ]
    0  MMSE o  Munising, Marquette & South Eastern RR    %1964 LSI  %
    0  MMT  s  Mission Mountain RR                       %0 GN 2005.0%  [ WATX ]
    0  MN   s  Mojave Northern RR                        %1950 SWPC  %
  508  MNA  r  Missouri & Northern Arkansas RR Co        %0 MP 1992.9%  [ Rtex ]
  480  MNBR s  Meridian & Bigbee RR            %0 MBRR 2002% [ RM&C ]  # formally M & B RR, LLC 
A   0  MNCR p                                            %0 MNCW  %  # Alias
    0  MNCW p  Metro-North Commuter Rail            [1985 MTA   ]  # also MNC
    0  MNE  CX Manistee & Northeastern Ry                %1932 PM  %
    0  MNF  s  Morehead & North Fork RR                  %1965 Xd  %      # Clearfield KY
  475  MNJ  s  Middletown & New Jersey Ry                %0 PICK  %
  505  MNL  s  Mountain Laurel RR                     %0 PRR NYC 1992.0%  @1992.0 PS  @
    0  MNM  o  Minnesota Midland Ry                      %1930 MILW  %
    0  MNN  s  Minnesota Northern RR                     %0 GN 1997%  [ Amer ]
  973  MNNR t  Minnesota Commercial Ry                   %0 MTFR 1987.1%
  856  MNR                                               %1972 BN  %
  480  MNS  CP Minneapolis, Northfield & Southern Ry     %1982.4 SOO  %
    0  MNTM p  Minnesota Transportation Museum           @0 OSCV  @
    0  MNVA s  MNVA RR (Minnesota Valley Regional Rail Auth)  %0 MSTL 1984.2%  %1994.9 MCTA  %
    0  MNW  MX Ferrocarril Nor-Oeste de Mexico           %1960 NDM  %
    0  MNWN s  Minnesota Western Ry                      %1956 MIR  %
    0  MOC  s  Missouri Central RR                       %0 CRIP 1980 SSW 1999%
  971  MOD                                               %1976 MP  %
A   0  MOLW s                                            %0 MWRL  %  # Alias
  136  MON  CX Chicago, Indianapolis & Louisville Ry     %1971.6 LN  %
    0  MONS o  Monson RR                                 %1939 Xd  %
  507  MOV  s  Moshassuck Valley RR                      %1982 PW  %        
    0  MOXV s  Moxahala Valley RR               %0 CR 1983.2%  %1986.7 OSRR  % 
  494  MP   UP Missouri Pacific RR                       %1982.9 UP  %
    0  MP&N o  Mineral Point & Northern Ry               %1930 Xd  %   
  463  MPA  s  Maryland & Pennsylvania RR                    [1990 Emon  ]
    0  MPCX n  Monolith Portland Cement Co                          
  984  MPLI s  Minnesota Prairie Line Inc         %0 MCTA 2002.8%  @2002.8 TCWR  @  [ TCWR ]
    0  MPP  p  Manitou & Pikes Peak Cog RR                      
    0  MR1  o  Mineral Range RR                          %1960 DSSA  %
    0  MRHA p  Midland Ry Historical Assoc               %0 ATSF 1995%
    0  MRHF n  MIDWEST RAILWAY HISTORICAL FOUNDATION            
  468  MRI  s  Mohall RR Inc                             %0 GN 2000.4%  @2000.4 NPR  @                 
  871  MRL  r  Montana Rail Link Inc                     %0 NP 1987.8%
    0  MRN  o  Muskegon Railway & Navigation Co          %1930 GTW  %
  877  MRR  s  Mid-Atlantic RR                 %0 ACL 1987.2%  %1995.1 CALA  %
  460  MRS  t  Manufacturers Ry Co                           
  547  MS   t  Michigan Shore RR               %0 CMGN 1991.0%  @1991.0 MMRR  @  [1990 Rtex  ]
  485  MSC  s  Mississippi Central RR                    %1967.2 ICRR  %
  564  MSCI s  Mississippi Central RR Co                 %0 NTR 1993.0%  [1993 Pion ]
    0  MSCX n  Metropolitan Stevedore Corp                       
    0  MSD  n  Metropolitan Sanitary District                
  786  MSDR s  Mississippi Delta RR                      %0 YMV 1986.0%  [1990 GuOh  ]
  506  MSE  s  Mississippi Export RR                   # [2001 IC  ]  # part owner
    0  MSE1 o  Marquette & South Eastern RR              %1955 MMSE  %
  486  MSLC s  Minnesota Short Lines Co                          
  530  MSN  s  Meeker Southern RR                        %0 NP//McMi 2002%
  509  MSO  s  Michigan Southern RR            %0 LSMS 1991.3%  @1991.3 KLSC 1995@
    0  MSP  o  Madera Sugar Pine RR                             
    0  MSRC KC MidSouth Rail Corp                   %0 ICG 1986.3%  %1994.0 KCS  %
  985  MSRW s  Mississippian Railway Cooperative Inc     %0 MISS 1986.8%
    0  MSRY o  Morenci Southern Ry                       %1922 Xd  %  
    0  MSSM CP Minneapolis, St Paul & Sault Ste Marie RR %1961.0 SOO  %
  128  MSTL UP Minneapolis & St Louis RR                 %1960.8 CNW  %
  471  MSTR t  Massena Terminal RR                             
  503  MSV  s  Mississippi & Skuna Valley RR             [1990 WEYU  ]
    0  MSV1 o  Monterey & Salinas Valley RR              %1880 SP  %
    0  MSW  t  Monessen Southwestern Ry                        #Wheeling-Pittsburgh Steel
    0  MSWY s  Minnesota Southern Ry                     %0 NRR 2000.9%
    0  MT   s  Mississippi & Tennessee RailNet Inc       %0 GMN 1985.5 GMSR 2000%
    0  MTA  p  New York Metropolitan Transportation Authority
  467  MTC  t  Mystic Terminal Co                         
    0  MTC1 f  Mackinac Transportation Co                [0 DSSA NYC PRR   ]
  955  MTCO t  Macon Terminal Co                         %1973 Xd  %
    0  MTDB p  Metropolitan Transit Development Board         
  484  MTFR t  Minnesota Transfer Ry                     %1987.1 MNNR  %
    0  MTMX n  Montana-Tonopah Mining Co                   
    0  MTMW n  Mt Tampalias & Muir Woods Ry                 
  500  MTR  s  Montour RR                         [0 PRR PLE  ]  %1983 Xp 1986 Xd  %
    0  MTRA p  Metropolitan Rail                  [1990 RTA  ]  
    0  MTRM o  Midland Terminal Ry                       %1949 Xd  %
  520  MTW  s  Marinette, Tomahawk & Western RR          %1970 TR  %
    0  MTWR p  Mt Washington Cog Ry                            
    0  MUN  s  Munising Ry                               %1960 MMSE  %
  961  MUSC p  Memphis Union Station Co                      
    0  MUSE s                                            %0 SHRX  %
    0  MUTC p  Montreal [Urban Transit Commission]       # see AMT 
    0  MV   UP Midland Valley RR                         %1967.3 TP  %
  504  MVRY s  Mahoning Valley Ry Co                     %0 LEE 1981%  [ LTVX ]
  529  MVT  t  Mt Vernon Terminal Ry                             
    0  MVYD o  Martha's Vineyard RR                            
    0  MWCL t  Midwest Coal Handling Co                  %0 Xd 1985.9%
  464  MWR  t  Muncie & Western RR                       %1995.3 Xd  %
  962  MWRC s  Mount Washington Ry                               
    0  MWRL s  Molalla Western Ry                 %0 SP 1993.2%  @1993.2 EPTC  @
  946  MWRR s  Montana Western Ry Co                     %0 NP 1986.7%  @2003 BNSF  @
    0  MXC  MX Mexico Central Ry                         %1960 NDM  %
    0  N&C  SP Nevada & California Ry                    %1930 SP  %
    0  N&S  IC Natchez & Southern                        %1965 MSC  %
    0  N&SV o  Newport & Sherman's Valley RR             %1950 Xd  %
    0  NAC  MX Nacozari RR                               %1960 NDM  %
    0  NACR s  Nashville & Ashland City RR        %0 TC 1968.4 IC 1980%  %1990 MACO  %
    0  NAN  o  Nantucket RR                                 
  525  NAP  t  Narragansett Pier RR                      %1981 Xd  %  
  563  NAR  CN Northern Alberta Rys                      %1980 CN  %
    0  NAUG p  Naugatuck RR              %0 NH 1980 BM 1995%   # RR Museum of New England
    0  NB   s  Northampton & Bath RR                     %1979 Xd  %  [1942 USSX  ]
    0  NB&W o  New Berlin & Winfield RR                  %1950 Xd  %
    0  NBEC s  New Brunswick East Coast Ry               %0 CN 1998.1%   
  249  NBER s  Nittany & Bald Eagle RR          %0 PRR 1984.6%  # also NBE; owner SEDA-COG
    0  NBNR s  Nicolet Badger Northern RR           %0 CNW 1985%  %1995.1 Xd  %
    0  NBSR r  New Brunswick Southern Ry                 %0 CAR 1995.0%
A   0  NBSY                                    %0 NBSR  %         #Alias ML
  449  NC   CX Nashville, Chattanooga & St Louis Ry     %1957 LN  %  [1879 LN  ]
  356  NCAN n  Incan Superior Ltd                                
    0  NCB  o  Nevada Copper Belt RR                                
    0  NCGS o  Newhouse, Copper Gulch & Sevier Lake      %1930 LASL  %
    0  NCNG o  Nevada County Narrow Gauge RR                    
    0  NCO  SP Nevada-California-Oregon RR               %1929 SP  %
  572  NCOK s  North Central Oklahoma Ry             %0 CRIP 1979%  %1985.4 ATLT  %
  571  NCPR t  North Carolina Ports Railway Commission         
    0  NCR2 n  North Carolina RR Co            %0 SOU 1989%  @1989 SOU  @  # NCRR - NC-owned REIT
  565  NCRC s  Nebraska Central RR Co                    %0 UPRR 1993.5%
  540  NCRR s  North Coast RR                        %0 EUKA 1992.3%  %1997 NWP  %
    0  NCRX n  National Coal Ry                          @0 UTAH  @
    0  NCRY p  Northern Central Railway              %0 PRR 1972 Xp 1996%  %2001.7 Xp  %
    0  NCS  p  Newark City Subway                        %1985 NJT  %
A   0  NCSL CX Nashville, Chattanooga & St Louis Ry      %0 NC  %  # Alias
  531  NCVA s  North Carolina & Virginia RR        %0 SCL 1987.8%  [1990 Rtex  ]
  776  NCYR s  Nash County RR                            %0 ACL 1985%  [1990 GuOh  ]
  902  NDCR s  Northampton Switching Co            %0 NB 1986.5%  # N.D.C. RR (Northampton Dev Corp) pre-1996
  286  NDM  MX Ferrocarriles Nacionales de Mexico        %1990 FNM  %
  291  NDT  MX Ferrocarril Nacional de Tehuantepec       %1990 FNM  %
  496  NECR r  New England Central RR        %0 CV 1995.1 %  [1995.1 Rtex  ]
  535  NEGS s  New England Southern RR                   %0 BM 1975.8 GWIN 1982.7%
  538  NEKM s  Northeast Kansas & Missouri Division  %0 UP 1990.2%  %2000 UP  %  [1990 MMRR 2000]
  515  NENE s  Nebraska Northeastern Ry                  %0 CBQ 1997%
    0  NEO  BN Northeast Oklahoma RR                     %1967 SLSF  %
  934  NERR s  Nashville & Eastern RR Corp               %0 TC 1968.4 LN 1986.7%
    0  NET  o  New East Tintic Ry                        %1930 LASL  %
  537  NEZP s  Nezperce RR                               %1990 Xd  %
  582  NFD  NS Norfolk, Franklin & Danville Ry    %0 AD 1962.8%  [1962 NW  ]  %1983.9 NW  %
    0  NFG  CR Nicholas, Fayette & Greenbrier RR  [0 NYC CO 1985]  %1985 CO  %
  543  NH   CR New York, New Haven & Hartford RR         %1967 PC 1999.6 CRCS  %
  552  NHCR s  New Hampshire Central RR                  %0 NSRC 1993.4%
  585  NHIR s  New Hope & Ivyland RR                     %1990 NHRR  %
  787  NHN  s  New Hampshire Northcoast Corp   %0 BM 1986.4%  ^BM^   # also NHNC - Boston Sand & Gravel Co
  572  NHRR s  New Hope & Ivyland Rail Road              @1995 ME  @
    0  NHT  t  New Haven Terminal                        %1993 PW  %
  539  NHVT s  New Hampshire & Vermont RR                %0 BM 1989.9%  ^BM^
  538  NIAJ t  Niagara Junction Ry                       %1972 CRCS  %
    0  NICD p  Northern Indiana Commuter Transportation District
    0  NIN  UP New Iberia & Northern RR                  %0 MP  %   
    0  NIS  t  Nevada Industrial Switch                        
  562  NJ   CP Napierville Junction Ry                   [0 DH   ]
  533  NJII s  New Jersey, Indiana & Illinois RR         %1926 WAB  %
    0  NJNY o  New Jersey & New York RR                  %0 ERIE  %
    0  NJT  p  New Jersey Transit Rail Operations                   
A   0  NJTR p  NJ Transit Rail Operations                %0 NJT  %
  484  NKCR s  Nebraska, Kansas & Colorado RailNet       %0 CBQ 1996.9%  [ Rnet ]
  541  NKP  NS New York, Chicago & St Louis RR           %1964 NW  %
    0  NLC  s  New Orleans & Lower Coast RR              %0 NOS 1916%  %1978 MP 1991.2 NOLR  %
  553  NLG  KC North Louisiana & Gulf RR                 %1987.5 MDR  %
    0  NLIX n  National Lead Industries                       
    0  NLT  n  Noland Land & Transfer Co                        
    0  NMA  SP New Mexico & Arizona RR                   %1900 SP  %
    0  NMC  SF New Mexico Central RR                     %1950 ATSF  %
    0  NMM  o  New Mexico Midland RR                     %1950 Xd  %
    0  NMOR s  Northern Missori RR             %0 WAB 1984.1%   %1986.5 Xd  %
    0  NMPI n  New Mexico Potash Inc                           
  530  NN   s  Nevada Northern RR                        %1997 BHP  %
    0  NNJ  CR Northern RR of New Jersey                 %0 ERIE  %
    0  NNRM p  Nevada Northern Ry Museum                 %0 NN 1997%
  487  NOGC s  New Orleans & Gulf Coast Ry               %0 NOLR 1999.3%  [ RioG ]
    0  NOGN IC New Orleans & Great Northern              %1930 GMN  %
    0  NOH  r  Northern Ohio Ry                          %1920 ACY  %
  591  NOKL s  Northwestern Oklahoma RR                  %0 WFN 1973.0%
  592  NOLR s  New Orleans Lower Coast RR         %0 NLC 1991.2%  %1999.3 NOGC  %  [ Rtex ]
    0  NONE NS New Orleans & Northeastern RR             %1916 SOU  %
  536  NOPB t  New Orleans Public Belt RR                          
    0  NOS  s  New Orleans Southern Ry                   %1916 NLC  %
  960  NOT  NS New Orleans Terminal                      %0 SOU  %
    0  NOTM UP New Orleans, Texas & Mexico Ry            %1924 MP  %
    0  NOUT p  New Orleans Union Passenger Terminal      %1971 AMTK  %
    0  NOW  s  Northern Ohio & Western Ry       %0 IHRC 1995.4%  [1995 Omni  ]
  558  NP   BN Northern Pacific Ry                       %1970.2 BN  %
  549  NPB  t  Norfolk & Portsmouth Belt Line RR         [0 ACL NW   ]
    0  NPC  s  North Pacific Coast RR                    %1930 NWP  %
    0  NPFG s  New Park & Fawn Grove RR                  %1923 STRT 1940 Xp  %     
    0  NPR  s  Northern Plains RR                        %0 SOO 1997.0%
  964  NPT  t  Northern Pacific Terminal                 %1990 PTRC  %
  884  NRC  n  National Redwood Co RR         # Merchants Despatch Transportation Corp
    0  NRE  n  National Railway Equipment                        
    0  NRHS n  BALTIMORE CHAPTER-NRHS INC                         
    0  NRI  s  Nebkota Ry Inc                            %0 FEMV 1994.2%
  556  NRR  s  Nobles Rock RR                     %0 BFRR 1994.5%  %2000.9 MSWY  %
    0  NRR1 o  Nevada RR                                 %1909 Xd  %
    0  NRS  n  National Railway Equipment of Silvis              
  555  NS   NS Norfolk Southern Ry                       %0 NW SOU 1982.4%
  248  NSHR s  North Shore RR                            %0 DLW 1984.6%  ^ CRNS ^   #owner SEDA-COG
  560  NSL  s  Norwood & St Lawrence RR                  %1990.3 SLRR  %
    0  NSL1 o  Nevada Short Line Ry                             
    0  NSM  n  Northshore Mining                                     #ML
  982  NSR  s  Newburgh & South Shore RR                 [1990 Omni  ]
  570  NSRC s  North Stratford RR              %0 MEC 1977.4%  %1989.3 Xp 1993.4 NHCR  %
    0  NSRY NS Norfolk Southern Ry                 %1974 SOU  %  #formally NS
  577  NSS  s  Newburgh & South Shore Ry                 %1986 NSR  %
    0  NSSR p  North Shore Scenic RR                              
    0  NTR  s  Natchez Trace RR                    %0 ICRR 1982%  %1993.0 MSCI  %
  554  NTRY s  Nimishillen & Tuscarawas Ry                   
    0  NVCN o  Nevada Central Ry                         %1938 Xd  %
    0  NVR  s  Northern Vermont RR                 %0 CPSH 1996.7%   # also NVRC
  402  NVRR s  Napa Valley RR                            %0 SP 1987%
    0  NVS  s  Nevada Southern Ry                        %1930 CE  %
  550  NW   NS Norfolk & Western Ry                      %1982.4 NS  %
  559  NWP  s  Northwestern Pacific RR         @1959 SP 1994@  %1994 CFNR 1997%
  570  NWR  s  Nashville & Western RR Corp               %0 CTRN 2000.6%  [ NERR ]
    0  NWT  t  Northwestern Terminal RR                  %1960 DTR  %
    0  NYA  r  New York & Atlantic Ry                    %0 LI 1997.4%
  540  NYC  CR New York Central System                   %1967 PC 1999.6 CRCS  %
  573  NYCH t  New York Cross Harbor RR Terminal Corp    %0 BEDT BT NYD 1983.6%  [2002 NYRR  ]
    0  NYCR t  New York Connecting RR      [0 LIRR NH PRR   ]  %1967 PC 1999.6 CRCS  %
    0  NYCT p  New York City Transit Authority           [1985 MTA    ]
  542  NYD  t  New York Dock Co                          %1983.6 NYCH  %
    0  NYG  CR New York & Greenwood Lake RR          [0 ERIE   ] %1960 ERIE  %
  497  NYGL t  New York & Greenwood Lake Ry              %0 ERIE 1999%
  539  NYLB CR New York & Long Branch RR      [0 CNJ PRR 1967]  %1967 PC 1999.6 CRJT  %
  545  NYLE s  New York & Lake Erie RR                   %0 ERIE 1980%
  585  NYOG s  New York & Ogdensburg Ry                  %0 SLRR 1999%
H   0  NYRR n  New York Regional Rail Corp                               
  546  NYSW r  New York, Susquehanna & Western Ry        [1985 DO    ]
  578  OAR  s  Old Augusta RR                            [1983 GaPa  ]
    0  OB   o  Oil Belt Ry                                      
    0  OB&W o  Olean, Bradford & Western Ry              %1960 Xd  %
H   0  OBPA n  Ogdensburg Bridge & Port Authority                 
    0  OBR  CX Orange Belt Ry                            %1930 ACL  %
    0  OC&N p  Old Colony & Newport Scenic RR            %0 NH 1980 PW 1995%
    0  OCAA SF Oklahoma City-Ada-Atoka Ry                %1967.9 ATSF  %
  603  OCE  s  Oregon, California & Eastern Ry           %1990.3 Xd  %  [0 WEYU  ]
  270  OCR  SF Oklahoma Central RR Co                    %1917 ATSF 1970 Xd  % 
    0  OCRR s  Ottawa Central                %0 CN 1998.9%  # also Ottawa Exchange Ry
  945  OCTL s  Oil Creek & Titusville Lines Inc          %0 PRR 1986.7%
  587  OCTR s  Octoraro Ry                        %0 RDG 1977.1%  %1994.5 DV  %
    0  ODRM n  OLD DOMINION CHAPTER-NRHS INC                    
  600  OE   s  Oregon Electric Ry                        %1910 SPS  %
    0  OER  o  Otis Elevating Ry                         %1960 Xd  %
    0  OGEE s  Ogeechee Ry Co                   %0 SOU 1989.5%  [1990 TrWk  ]
  601  OHCR s  Ohio Central RR                                  
  579  OHIC s  Ohi-Rail Corp                             %0 CR 1982.6%
    0  OHPA s  Ohio & Pennsylvania RR              %0 PLW 1995.5%  [ OHCR ]
A   0  OHRR                                              %0 OHRY  %  # Alias
  560  OHRY s  Owego & Harford Ry                        %0 TIOC 1992.3%
    0  OIMT n  OIM TRANSIT CORP                                
    0  OKCM s  Oklahoma City & Midwest              %0 OCAA 1994%  %1999 SLWC  %
  593  OKKT UP Oklahoma, Kansas & Texas RR               %0 CRIP 1979 MKT  %
  598  OLB  t  Omaha, Lincoln & Beatrice Ry                      
    0  OLO  s  Ontario L'Orignal Ry Inc           %0 CN 1996.8%  @2001.0 OCRR  @
  801  OLYR s  Olympic RR Co                             %0 PTRR 1920 SNCT 1984.5%
  588  OMID s  Ontario Midland RR                        %0 CR 1979.8%
  589  ONCT s  Ontario Central RR                        %0 LV 1979.8%
  599  ONER s  Ontario Eastern RR                        %0 RWO 1982%  %1985 Xd  %
  754  ONT  r  Ontario Northland Ry                            
    0  ONT1 o  Ontonagon RR                              %1950 MILW  %
A   0  ONTA r  Ontario Northland Ry                      %0 ONT  %
  596  ONW  s  Oregon & Northwestern RR                  %1984.2 Xd  %
  597  OPE  s  Oregon, Pacific & Eastern Ry              %1994.8 Xd  %
    0  OPR  o  Oregon Pacific RR Co                      %1915 SP  %
A   0  OPRR s  Ohio & Pennsylvania                       %0 OHPA  %  # Alias
    0  OPT  t  Orange Port Terminal Ry                   %0 SP 1990%
  604  OR   o  Owasco River RR                           %1856 LV 1970 Xd  %
    0  ORA  s  Ormet RR Corp      %0 PRR 1970%  @1970 CRNS  @  # Ormet Aluminum
  599  ORR  s  Osage RR                            %0 MV 1990.6%  [1990 SEKR  ]
    0  OSCV p  Osceola & St Criox Valley                 [0 MNTM  ]
    0  OSHR o  Ocean Shore RR                            %1920 Xd  %  # Pacifica CA
    0  OSL  UP Oregon Short Line                         %1920 UP  %
  948  OSRR s  Ohio Southern RR          %0 MOXV 1986.7%  %1997 Xd  %  [1986 OHCR  ]
  601  OT   BN Oregon Trunk Ry                           %0 SPS  %
    0  OTCO s  Owensville Terminal Co                    %0 LN 1986 WOHO 1996%  %2000 ISW  %
  586  OTR  t  Oakland Terminal Ry                       [0 ATSF UP   ]
  276  OTT  t  Ottumwa Terminal RR Co                        
  983  OTVR s  Otter Tail Valley RR                %0 GN 1986.8%  [1990 CTML 1996 Amer  ]
  594  OUCH s  Ouachita RR Co            %0 CRIP 1983 EACH 1990.8%  [1995 ArSh  ]
  956  OURD t  Ogden Union Railway & Depot Co                  
    0  OV   s  OTTER VALLEY RAIL ROAD                                  # OTVR?
    0  OVR  s  Ottawa Valley RaiLink                     %0 CPSH 1998%
    0  OW   s  New York, Ontario & Western RR                   
    0  OWRN UP Oregon-Washington RR & Navigation Co      %1936 UP  %  [ UPRR ]
H   0  Omni n  OmniTrax                                              
    0  P&AC o  Prescott & Arizona Central Ry             %1896 Xd  %
    0  P&B  o  Pioche & Bullionville RR                                       
    0  P&CR o  Picacho & Colorado River RR                            
    0  P&E  CR Peoria & Eastern Ry                       %0 PAE 1994 CRCS  %
    0  P&EZ SP Phoenix & Eastern RR                      %1970 SP  %
    0  P&IN o  Pacific & Idaho Northern Ry               %1936 OSL 1993.9 INPR 1995 Xp  %
    0  P&W1 o  Patterson & Western RR                                   
    0  P&W2 CX Pittsburgh & Western RR                   %1902 BO  %
    0  PA   n  Piedmont & Atlantic               # ML - probably YVRR
    0  PAA  n  Pennsylvania & Atlantic RR Co             %1972 CR  %    #formerly PARC  
  641  PACY s  Prairie Central Ry                        %0 WVRC 1981%  %1986 Xd  %
  615  PAE  CR Peoria & Eastern Ry                       %1930 CCCS 1994 NS  %  [1900 CCCS 1930] 
  907  PAL  r  Paducah & Louisville Ry                   %0 ICRR 1986.7%
  607  PAM  s  Pittsburgh, Allegheny & McKees Rocks RR   %0 Xd 1899%
    0  PAR  n  PACIFIC RAILWAY SOCIETY INC                       
  777  PARY s  Prairie Trunk Ry                          %0 BO 1980%  %1985.5 Xd  %
    0  PAT  p                             # Pittsburgh Allegheny Transit ?
    0  PATC p  Port Authority Transit Corp                          
    0  PATH p  Port Authority Trans-Hudson                        
    0  PAUT CR Pennsylvania & Atlantic RR Co     %1950 UTR 1976 PRR  %  [ PRR ]  
    0  PBCX n  Peabody Coal Co                            
    0  PBL  n  Philadelphia Belt Line RR                          # non-carrier
  659  PBNE t  Philadelphia, Bethlehem & New England RR  [1980 Beth  ]
  609  PBR  t  Patapsco & Back Rivers RR                 [1980 Beth  ]
    0  PBRR s  Pine Belt Southern RR                     %0 CG 1996%
  677  PBVR s  Port Bienville RR                              
  622  PC   CR Penn Central Transportation Co      %0 NYC PRR NH PRSL 1967%   %1972 CR  %
  621  PCA  n  Penn Central (leased equip)               %0 PC  %
  625  PCB  n  Penn Central (leased equip)               %0 PC  %
    0  PCBX n  Pacific Coast Borax Co                                  
    0  PCC  s  Palouse River & Coulee City RR            %0 NP 1996.7%  [ WATX ]
    0  PCCX n  Peabody Coal Co                                        
    0  PCHR s  Port Colborne Harbour Ry            %0 CN 1997.5%  [1997 Tril  ]
    0  PCMX n  Prince Consolidated Mining Co                     # NV
  651  PCN  s  Point Comfort & Northern Ry                       # Alcoa  
    0  PCST BN Pacific Coast Ry                          @1916 GN 1970@  %1970 GN  %
  629  PCY  s  Pittsburgh, Chartiers & Youghiogheny Ry   @1995 CR 1996.9@  %1996.9 PIR  %
    0  PDLN n  PAD LINE                                          
    0  PDMX n  Phelps-Dodge Corp                                   
  171  PDRR s  Pee Dee River Ry                   %0 ACL 1987.8%  [1987 AR   ]
    0  PE   SP Pacific Electric Ry                %1965 SP  %  [1930 SP   ]   # also used for PAE
    0  PECN s  Port Edwards, Centralia & Northern        [1950 CNW SOO   ]
A   0  PERL s  Penn Eastern Rail Lines Inc               %0 PRL  %
  630  PF   s  Pioneer & Fayette RR                      %1992 Xd  %   
  595  PFE  n  Pacific Fruit Express Co                       
    0  PFN  o  Profile & Franconia Notch RR              %1960 Xd  %
    0  PFWC CR Pittsburgh, Fort Wayne & Chicago Rail Road  %1870 PRR  %
  613  PGE  r  Pacific Great Eastern Ry                  %1972 BCOL  %
  612  PGER n                                            %0 PGE  %
  668  PGR  s  Progressive Rail Inc                      %0 MNS 2002%  ^ MNS ^
    0  PGRV s  Pigeon River RR Co                 %0 WAB 1985.9%  @1992.9 IN  @
    0  PHCW o  Peoria, Hanna City & Western Ry           %1931 PTC 1952 Xd  %   
  647  PHD  CX Port Huron & Detroit RR                   %1990 CSXT  %
    0  PHL  t  Pacific Harbor Line Inc                       # 1997 City of LA
    0  PHWN s  Philadelphia & Western RR                 %1980 SEPA  %
  614  PI   t  Paducah & Illinois RR                     [1917 CBQ ICRR NCSL  ]
  624  PICK s  Pickens RR Co                                 
    0  PINB s  Pine Belt Ry                       %0 CNJ 1986.7%  %1991 ASRY  %
    0  PIR  t  Pittsburgh Industrial RR           %0 PRR 1996.9%  %2001.1 POHC  %
    0  PJPB p  Peninsula Corridor Joint Powers Board     # CalTrain / CA DOT
  648  PJR  t  Port Jersey RR                                  
    0  PJRL t  Penn-Jersey Rail Lines Inc                %0 CRJT 1997%  [ SLRS ]
  612  PKHP s  Pickens RR Co, Honea Path Division        %0 BRDG 1990.3%  [ PICK ]  ^NS^
    0  PL&W n  Pacific Lumber & Wood Co                      
    0  PLA  n  Pacific Locomotive Association                       
    0  PLCX n  Pickering Lumber Co                                
  626  PLE  CX Pittsburgh & Lake Erie RR                 %1986 TRRY  %
    0  PLRR s  Palouse River RR           %0 OWRN 1996%  @1996 BLMR  @  [1996 BLMR  ]
  595  PLW  s  Pittsburgh, Lisbon & Western RR    %1945.0 YS 1993.4%  %1995.5 OHPA  %  # formally "PLW RR Co" 1993
    0  PLWK n  Peoria Locomotive Works                   [1955 PPU  ]
    0  PLX  n  Pacific Lumber Co                               
    0  PLZW o  Palatine, Lake Zurich & Wauconda RR       %1924 Xd  %
  610  PM   CX Pere Marquette Ry                         %1955 CO  %
    0  PMCX n  Pima Mining Co                               
    0  PMY  CX Pittsburgh, McKeesport & Youghiogheny RR  [0 PLE NYC 1960]  %1960 PLE  %
  640  PN   CX Piedmont & Northern Ry                    %1970 SCL  %
    0  PNCX n  Precision National Corp                        
    0  PNER s  Pocono Northeast Ry       %0 CR 1982.7%  @1993.7 DL 1994.7@  %1994.7 LS  %
  606  PNR  s  Panhandle & Northern RR          %0 ATSF 1993.9%   [1993 Omni  ] # may chgd to Panhandle Northern RR Co
  932  PNRX n  Dept of Energy (Pittsburgh Naval Reactors Office)       
  640  PNS  n  Philadelphia & Norfolk Steamship                  
  634  PNW  s  Prescott & Northwestern RR                [1990 Potl  ]
    0  PNWC n  PACIFIC NORTHWEST CHAPTER-NRHS INC                
    0  PNWR s  Portland & Western RR                     %0 OE SP 1995.7%  [ GNWR ]
  617  POAK t  Port of Oakland Ry                                
    0  POCA t  Port of Catoosa               @0 SKOL  @    # Guess pending info
  632  POHC s  Pittsburgh & Ohio Central RR       %0 PIR 2001.1%  [ OHCR ]  ^CRNS^
    0  POM  t  Port of Montreal                               
  637  POTB s  Port of Tillamook Bay RR                  %0 SP 1990.1%
    0  POTE n  Potomac Edison Co                          
  616  POV  t  Pittsburgh & Ohio Valley Ry               %1993.9 CSXT  %
  654  POVA s  Pend Oreille Valley RR               %0 GN 1995%   @1995 KYLE  @
    0  PP   o  Pioche Pacific Transportation Co          %1930 Xd  %
    0  PPBD t  Port of Palm Beach District Ry                 # 1940-62 W Palm Bch Trmnl Co
    0  PPCX n  Pacific Portland Cement Co                %1960 USGX  %
    0  PPGX n  Pittsburgh Plate Glass Co                      
    0  PPHW t  Peoria, Peoria Heights & Western RR       @1960 PPU  @
    0  PPLX n  Pacific Power & Light                             
  645  PPU  t  Peoria & Pekin Union Ry         %2004.9 TZP  %  [1962 NYC ICRR NKP CNW PRR  ]
A   0  PRCC s  Palouse River & Coulee City               %0 PCC  %
    0  PRES o                                                     
  628  PRI  s  Port Railroads Inc              %0 SP 1994.2%  @1994.2 SJVR   @  [ KYLE ]
    0  PRL  s  Penn Eastern Rail Lines Inc               %0 EPRY 1999%  [ Emon ]  
    0  PRLP t  Portland Railway, Light & Power Co        %1930 PRTD  %
  620  PRR  CR Pennsylvania RR                           %1967 PC 1999.6 CRNS  %
  027  PRSL CR Pennsylvania-Reading Seashore Lines       %1976.3 CRJT  %
    0  PRSP CR Pennsylvania-Reading Seashore Lines       %0 PRR 1933 PRSL  %
    0  PRSR CR Pennsylvania-Reading Seashore Lines       %0 RDG 1933 PRSL  %
  606  PRT  t  Parr Terminal RR                               # also PRTR
    0  PRT1 t  Peoria Railway Terminal                   %1965 PTC  %
  632  PRTD t  Portland Traction Co                      %1991.3 EPTC  %
  636  PRV  s  Pearl River Valley RR                            
  638  PRY  t  Pioneer Industrial Railway Co                   [ Pion ]     #1998 Peoria
  393  PRYL t  Port Royal RR                             %0 CWC 1985.4%  # SC Public Rys Commission
  627  PS   s  Pittsburg & Shawmut RR                    %1994 PSR  %
    0  PSAP s  Puget Sound & Pacific RR                  %0 NP 1997.7%
    0  PSF  SF Panhandle & Santa Fe Ry                   %0 ATSF  %
  635  PSHX n  Puget Sound Ry Historical Association Inc            
    0  PSL  s  Peabody Short Line                        %1960 ICRR  %
  566  PSLL s  Plymouth Short Line Ltd                   %1995 Xd  %      
    0  PSN  s  Pittsburg, Shawmut & Northern RR          %1946 Xd  %          
    0  PSPX n  Phillips 66 Co                                  
    0  PSR  s  Pittsburg & Shawmut RR                    %0 PS 1994%
  639  PSR1 SP Petaluma & Santa Rosa RR             @1959 NWP  @  [1950 SP   ]
    0  PSRY s  Provincial Shortline                                  #ML
  942  PSWR t  Pennsylvania Southwestern RR              %0 MDLR 2003%
  643  PT   t  Peninsula Terminal Co                         # N Portland OR
  646  PTC  t  Peoria Terminal Co                        [1927 CRIP    ]
    0  PTC1 t  Plainview Terminal Co               %0 FAPR 1995.9%   [1995 Amer  ]
  619  PTM  t  Portland Terminal Co (Maine)              %1990 ST  %  [ BM MEC ]
  652  PTR  t  Port Terminal RR of South Carolina    # SC Public Rys Commission
  960  PTRA t  Port Terminal Railroad Association                   
  649  PTRC t  Portland Terminal RR Co (Oregon)                
A   0  PTRD t  Portland Traction Co                      %0 PRTD  %
    0  PTRR s  Port Townsend RR                          %1920 SNCT 1984.5 OLYR  %
A   0  PTSC t  Port Terminal RR of South Carolina        %0 PTR  %  #Alias
  657  PUCC t  Port Utilities Commission of Charleston, SC    @0 PTR  @
    0  PVAL s  Panther Valley RR      %0 CNJ 1972% @1972 CR 1983.6@  %1990.2 CSKR  %
    0  PVC  o  Pajaro Valley Consolidated RR             %1929 Xd  %      
  611  PVRR s  Pioneer Valley RR Co                      %0 NH BM 1982%  [ Pins ]
  644  PVS  s  Pecos Valley Southern Ry                        
    0  PVT  o  Platte Valley Trolley                                  
  631  PW   r  Providence & Worcester RR                      
    0  PWJ  s  Pioneer RR, West Jersey Div         %0 WJSL 1988.7%  %1990.7 WJ  %
A   0  PWRR r  Portland & Western RR                     %0 PNWR  %  
  556  PWV  r  Pittsburgh & West Virginia Ry             %1964 NW 1990.4 WE  %
H   0  Perm n  Permian Basin Railways Inc                               
H   0  Pins n  Pinsly RR Co                                    
H   0  Pion n  Pioneer Railcorp                              
H   0  PkSr n  ParkSierra                                [2002.0 Amer  ]
H   0  Potl n  Potlatch                                     
  655  QAP  BN Quanah, Acme & Pacific Ry                 %1981.4 BN   %
  667  QBT  t  Quincy Bay Terminal Co                    [0 NEGS   ]
  658  QC   r  Quebec Central Ry                    %1990 CPSH  %  [1950 CP   ]
  042  QCR  s  Quebec Central Ry                    %0 CPSH 1995 Xp 2000%
    0  QE   o  Quakertown & Eastern RR                   %1937 Xd  %
    0  QGRY s  Quebec Gatineau Ry                        %0 CPSH 1998%
    0  QMC  n  Quartette Mining Co                        
    0  QNSL s  Quebec, North Shore & Labrador RR            
    0  QRC  s  Quebec Railway Corp                 %0 CN//MurB 1994.9%  %1998 CRC  %
  656  QRR  s  Quincy RR                                     
    0  QSR  s  Quebec Southern Ry                  %0 CPSH 1996.7%  @1996.7 CDAC  @
    0  QTL  o  Quincy & Torch Lake                         
    0  R&GV s  Ray & Gila Valley RR                      %1970 KCCX  %
    0  RAND SF Randsburg Ry                              %1950 ATSF  %
  518  RARW s  Rarus Ry Co                                
A   0  RAWR                            %0 RARW  %    # Alias
    0  RAYX n  Rayonier Inc                                     
    0  RAX  n  RPI-AAR Cooperative Test Program                   
  074  RBBN n                                            %1972 BN  %
  134  RBBQ n                                            %1972 BN  %
  156  RBCS n                                            %1968 CS  %
  666  RBKR s  Red Bank RR                         %0 PRR 1990.5%  @1990.5 PS   @
  641  RBMN s  Reading, Blue Mountain & Northern RR      %0 RDG 1990.9%
    0  RBR  t  Richmond Belt RR                          [0 ATSF SP   ]
  858  RBW  BN                                           %1972 BN  %
    0  RCBT p  Roaring Camp & Big Trees Narrow Gauge RR        
A   0  RCC  s  Red-Mont Ry Co                            %0 RRCI  %    #PRA & ML
    0  RCE  s  Rew City & Eldred RR                      %1950 Xd  %
    0  RCKP o  Rockport RR                               %1895 BM  %
  895  RCRR s  Red Coat Road & Rail Ltd                  %0 CP 1999%  @1999 SORA  @        
  440  RCRY t  Raritan Central Ry                        %0 PRR 1999.6 CRJT 2001.6%
  623  RDG  CR Reading Co                                %1976.3 CRNS  %
    0  RESP t  Respondek                             %0 ETCI 1997%   # RRC per Ladd, ISW spun off 1999
  663  RFP  CX Richmond, Fredericksburg & Potomac Ry  @1987.5 CSXT 1991@  %1991 CSXT  %
    0  RGE  o  Rio Grande Eastern Ry                     %1950 Xd  %  # Hagan NM
    0  RGIR n  Royal Gorge Inclined RR                                   
    0  RGJ  SP Rio Grande Junction Ry                    %1965 DRGW  %
    0  RGPN o  Rio Grande, Pagosa & Northern RR          [1940 NML  ]
    0  RGPS o  Rio Grande & Pagosa Springs RR            %1965 DRGW  %
    0  RGRN s  Rochester Grain                           %0 FCTY 2000%
    0  RGS  o  Rio Grande Southern RR                    %1951 Xd  %
    0  RGSW o  Rio Grande & South Western RR             %1965 DRGW  %
    0  RGW  SP Rio Grande Western RR                     %1960 DRGW  %
  674  RHBX n  R H Bogle Co                                      
    0  RHSL n  Rawhide Shortline                           # Rawhide Power Plnt CO
  145  RI   o  Chicago, Rock Island & Pacific RR         %1965 ROCK  %
    0  RIS  o  Rock Island Southern Ry                   %1926 Xd  %    
  967  RJCC s  R J Corman RR (Central Kentucky Lines)    %0 LXOH 2003.3%  [ RJCR ]
    0  RJCK s  R J Corman RR (Central Kentucky Lines)    %0 LN 2003.8 RJCC  %  
  639  RJCL s  R J Corman RR (Cleveland Line)            %0 BO 1990.9%  [ RJCR ]
  792  RJCM s  R J Corman RR (Memphis Line)              %0 LN 1987.7%  [ RJCR ]
  970  RJCN t  R J Corman RR (Allentown)                 %0 CRNS 1997%  [ RJCR ]
  970  RJCP s  R J Corman RR (Pennsylvania Line)         %0 CR 1996%
  970  RJCR s  R J Corman RR                             %0 LN 1987.1%
  237  RJCW s  R J Corman RR (Western Ohio Lines)        %0 LEW 1993.6%  [ RJCR ]
  677  RKMW o                                            %1970 MILW  %
A   0  RL   s  Rutland Line Incorporated                 %0 RUTL  %
    0  RLCX n  Redwood Lumber Co                           
    0  RLGN s  Mackenzie Northern Ry Div - RaiLink Canada    %0 NAR 1998.3%  [1998 RLkC  ]
    0  RLHH s  RaiLink Southern Ontario                  [0 RLkC  ]
    0  RLK  s  RaiLink Ottawa Valley                     [0 RLkC  ]  # see OVR
H   0  RLkC n  RaiLink Canada Ltd                        [1999.5 Amer  ]
H   0  RM&C n  Rail Management Corp       [2005.4 Rlnk  ]  # formerly Rail Management & Consulting 
A   0  RMCO                                              %0 NSM  %
  915  RMRR t  Rocky Mountain Railcar & Railroad Corp    %1995 Xd  %   
    0  RMRY s  Rocky Mountain Ry                                  
    0  RMW  s  Rocky Mount & Western RR Co               @0 NCYR  @  [ GuOh ]  # apparently NCYR
    0  RNRH n  ROANOKE CHAPTER-NRHS INC                                   
    0  ROB  s  Robbins RR                                     
  146  ROCK o  Chicago, Rock Island & Pacific RR         %1980.3 Xd  %
  676  ROR  s  Rockton & Rion Ry                         %1995 RRW  %
  449  RPRC t  Richmond Pacific RR                       %0 ATSF 2002%
    0  RPSI o  Red Peak Scenic Incline                           
  671  RR   CR Raritan River RR                          %1972 CRJT   %    # RRRR
  688  RRC  s  Redmont Ry Co                       %0 M&O 1986 SOU 1995.1%  [1995 CAGY  ]  
A   0  RRCI s  Redmont Ry Co                             %0 RRC  %    #Alias
    0  RRCO t  Rochelle RR Co                            %0 Xd 1996.3%  %1998.1 CIR  %  [ Pion ]         
    0  RRR2 p  Red Rock RR                                   # MnDot Commuter Proposal
    0  RRR3 s  Reader RR                                 %1974 Xd  %  #AR
  661  RRRR s  Rock & Rail Inc                           %0 DRGW 1998.5%  # Colorado Materials
    0  RRRY s                                              # ferry to Newfoundland?
  321  RRVW s  Red River Valley & Western RR Co          %0 NP 1987.6%
    0  RRW  p  Rockton, Rion & Western                   %0 ROR 1995%
A   0  RRY                                               %0 RRC  %  # Alias
  669  RS   s  Roberval & Saguenay Ry                                  
  662  RSB  t  Rochester Subway                           
  684  RSM  s  Railroad Switching Service of Missouri    %0 NW 1989.5%    
  239  RSNR s  Red Springs & Northern RR Co        %0 ACL 1984.6%  [1984.6 LRS  ]
  673  RSP  s  Roscoe, Snyder & Pacific Ry                     
A   0  RSPD s  Respondek                                 %0 RESP  %
  941  RSR  s  Rochester & Southern RR             %1886 BRP 1986.6%  [1986 GNWR   ]
  675  RSS  s  Rockdale, Sandow & Southern RR                    
  665  RT   t  River Terminal Ry                         [1990 LTVX  ]
  661  RTA  p  Regional Transportation Authority                
  666  RTM  t  Ry Transfer Co of the City of Minneapolis   %1984 CNW  %   
    0  RTN  o  Rutland, Toluca & Northern RR             [1930 C&A     ]
    0  RUST n  Rust Logging Co                             
    0  RUT  s  Rutland RR                                [1995 VTR  ]
    0  RUTL s  Rutland Line                        %0 SOO 1997%  @1997 RRVW  @
  664  RV   s  Rahway Valley RR                          %1992 Xd  %  [1985 DO  ]
  961  RVPR t  Riverport RR                              %0 CBQ 2002%
  715  RVRR s  Rio Valley RR                       %0 MP 1993.2%    %1994.7 RVSC  %
  713  RVSC s  Rio Valley Switching Co                   %0 RVRR 1994.7%
    0  RWO  CR Rome, Watertown & Ogdensburg RR           %0 NYC 1999.6 CRCS  %
    0  RYV  o  Rockaway Valley RR                        %1918 Xd  %       
H   0  RaSS n  Rail Switching Services                   [0 RM&C  ]
H   0  RioG n  Rio Grande Pacific Corp                           
H   0  Rlnk n  Rail Link Inc                             [ GNWR ]     
H   0  Rnet n  North American RailNet Inc                      
H   0  Rtex n  RailTex                                   [2000.1 Amer  ]     
    0  S&EM n  Susquehanna & Eagles Mere RR              %1950 Xd  %
    0  S&NA CX South & North Alabama                     %1875 LN  %
    0  S&S  o  Saratoga & Schuylerville RR               [1950 BM  ]
    0  S&SE o  Superior & South Eastern Ry                    
    0  S&T  o  Sheffield & Tionesta RR                   %1944 Xd  %
  710  SA   NS Savannah & Atlanta Ry                     %1951 CG  %
    0  SAAP UP San Antonio & Aransas Pass Ry             %1920 SP  %
  713  SAL  CX Seaboard Air Line                         %1967.5 SCL  %
  691  SAN  s  Sandersville RR                                
  726  SAPT t  Savannah Port Terminal RR                 %0 SSDK 1998.4%  [ Rlnk ]
    0  SARY o  Shannon Arizona Ry                        %1933 Xn  %
    0  SAUG UP San Antonio, Uvalde & Gulf RR             %1960 MP  %  [1920 MP 1960]
  719  SB   s  South Buffalo Ry                          [1980 Beth  ]
  283  SBC  MX Ferrocarril Sonora-Baja California        %1985 FNM  %
    0  SBD  CX Seaboard System                     %0 SCL LN 1983.0%   %1986.5 CSXT  %
  718  SBK  t  South Brooklyn Ry                         [1985 MTA  ]
  737  SBLN t  Sterling Belt Line Ry                     %0 CR 1984.1%
    0  SBLT p  Sunbelt RR Historical Trust               %1995 MV  %
  702  SBRR s  Stourbridge RR Co                         %0 LASB 1995%  [ NSHR ]
  732  SBVR s  South Branch Valley Rail Road             %0 BO 1978.8% 
  681  SC   s  Sumter & Choctaw Ry                       %1983 Xp  %
    0  SC1  o  Santa Cruz RR                                    # SC
    0  SC&S o  Silver Creek & Stephenson RR                   
    0  SCAX p  Southern California Regional Rail Authority (Metrolink)
  914  SCBG s  Santa Cruz, Big Trees & Pacific RR             
    0  SCC  n  Squaw Creek Coal Corp                     %0 AYR  %
    0  SCCM o  Stony Clove & Catskill Mountain RR        %1950 Xd  %
    0  SCDP SF Silver City, Deming & Pacific RR          %1884 ATSF 1990.5 SW  %
    0  SCFE s  South Central Florida RR            %0 SCL 1990.4%  %1994.7 SCXF  %
A   0  SCFQ s  Societe des chemins de fer du Quebec      %0 QRC  %
  689  SCFS n  Straits Car Ferry Service Corp                  
  557  SCIH t  South Chicago & Indiana Harbor Ry Co      %0 CSL 2002.3%  # Intl Steel Group
  712  SCL  CX Seaboard Coast Line RR                    %1983.0 SBD  %
    0  SCLC n  Santa Cruz Lumber Co                               
  687  SCM  s  Strouds Creek & Muddlety RR          %1992 CSXT  %  [1980 CSXT  ]
    0  SCPA o  Silver City, Pinos Altos & Mogollen RR              
    0  SCRA p  Southern California Regional Rail Authority     
  582  SCRF s  South Carolina Central RR          %0 SCL 1987.9%  [1989 Rtex  ]
A   0  SCRT p                                            %0 SCRA  %
  735  SCT  t  Sioux City Terminal Ry                        
  672  SCTR s  South Central Tennessee RR        %0 NCSL 1978.5%  [1978 Kyle 1995 Amer  ]
    0  SCXF s  South Central Florida Express             %0 SCFE 1994.7%
    0  SCXY s  St Croix Valley RR                        %0 BN 1997.6%  [ Amer ]
  740  SDAE r  San Diego & Arizona Eastern Ry            %1993 SDIY  %
  315  SDIY s  San Diego & Imperial Valley RR            %0 SDAE 1993%  [ Rtex ]
    0  SDNR p  San Diego Northern RR                        
    0  SDSU CP                                           %1990 SOO  %
  788  SE   t  Semo Port RR Inc                          %0 MP 1994.9%  [ SEMO ]  #oper by Respondek
  281  SEF  MX Ferrocarriles Unidos del Sureste          %1990 FNM %  # formally "SE", see also FUS
    0  SEI  s  Southeastern International Corp           %0 G&IT 1995.5%
  944  SEKR s  Southeast Kansas RR Co       %0 MP 1987.3%  %1997 SKOL  %  [1995 WATX  ]
A   0  SEMO t  Southeast Missouri Port Authority         %0 SE  %
    0  SEPA p  Southeastern Pennsylvania Transportation Authority
  716  SERA s  Sierra RR Co                                   
    0  SERR s  Sanford & Eastern RR                      [1950 BM   ]
    0  SERS s  Southeast Rail System                                    #PRA
    0  SERY s  Sierra Ry                                 %0 SERA  %  # guess
    0  SFAL s  SF&L Ry Inc                                           # A&K RR Materials Cmp
    0  SFBR t  San Francisco Belt RR                     %1993 Xp  %   #also SFB
    0  SFCX n  Santa Fe Coal Co                                       
    0  SFLA CX South Florida Ry                          %1902 ACL  %     # usually SF
  891  SFLC n                                            %1950 ATSF  %
    0  SFLI s  Shore Fast Line Inc              %0 CR 1983.4%  %1991.9 SRNJ  %
  894  SFLR s  SF&L Ry Inc                               %0 TPW 2002%  [2002 SFAL  ]
    0  SFNW s  Santa Fe Northwestern Ry                       
    0  SFOS o  San Francisco, Oakland & San Jose Ry                 
    0  SFPP SF Santa Fe, Prescott & Phoenix Ry           [0 ATSF   ]
    0  SFR  s  Southern Freight RR                                   # Southern Freight Logistics LLC
  892  SFRB n                                            %1950 ATSF  %
  893  SFRC n                                            %1950 ATSF  %
  894  SFRD SF Santa Fe, Raton & Des Moines RR           %1950 ATSF  %
  895  SFRE SF Santa Fe, Raton & Eastern RR              %1950 ATSF  %
  898  SFRP n                                            %1950 ATSF  %
    0  SFRR o  San Francisco River RR                               
  810  SFS  s  Santa Fe Southern Ry                      %0 ATSF 1985%
    0  SFSJ s  Santa Fe, San Juan & Northern RR                   
  932  SGLR s  Seminole Gulf Ry                          %0 SCL 1987.9%
    0  SGLX n  Sanger Lumber Co                                        
    0  SGN  s  Silverton, Gladstone & Northerly RR                
A   0  SGRC                                              %0 SGRY  %  # ?
    0  SGRY n  Southern Gulf Ry Co                       @0 TIBR  @  # Entergy Gulf States, open 2000 Feb
  926  SGVY s  Saginaw Valley Ry Co           %0 MC2 1991.1%  @1991.1 HESR  @  [ Amer ]
  799  SH   s  Steelton & Highspire RR                   [1980 Beth  ]
    0  SHRX p  Belton, Grandview & Kansas City RR        %0 SLSF 1995%   # Smoky Hill Ry & Hist Soc
  727  SI   UP Spokane International RR                  %1958.8 UP  %
    0  SIL  f  Seaspan International Ltd                                 
  998  SIL2 o  Silverton RR                              %1960 Xd  %
    0  SIMB t  Southern Illinois & Missouri Bridge Co    [1900 CEI ICRR MP SSW  ]
A   0  SIMS UP St Louis, Iron Mountain & Southern Ry     %0 SLIM  %
  720  SIND s  Southern Indiana Ry                                
    0  SIRP p  Southern Illinois Railway & Power         %1933 Xd  %
  367  SIRR s  Southern Industrial RR                              
    0  SIRS s  Shelbyville Industrial Railway Spur       %0 CCCS 1995%
    0  SIRT p  Staten Island Rapid Transit         %0 SIRY 1985%  [1985 MTA  ]
    0  SIRY t  Staten Island Ry                          [1985 DO  ]
    0  SIX  n  Six Companies Inc                             
    0  SJE  o  San Joaquin & Eastern RR                  %1933 Xd  %
    0  SJL  s  St Johnsbury & Lamoille County RR         %1978.0 LVRC  %     
    0  SJO  o  St John & Ophir RR                        %1928 LASL  %
  685  SJRT t  St Johns River Terminal                   %1980 GSF  %  [ GSF ]
    0  SJSN o  San Joaquin & Sierra Nevada RR            %1940 SP  %
  683  SJT  t  St Joseph Terminal RR                             
  738  SJVR s  San Joaquin Valley RR               %0 SP 1992.0%  [1992 KYLE  ]
  701  SKOL s  South Kansas & Oklahoma RR         %0 ATSF 1991.0%  [1995 WATX  ]
    0  SKPR o  Southern Kent & Pacific RR Co                   
  809  SL   s  Salt Lake City Southern RR Co    %0 OSL 1993.3%  %2000.5 SLCS  %  [ Rtex ]
    0  SL&A o  St Louis & Alton Ry                       %1950 IT  %
    0  SL&H o  St Louis & Hannibal RR                    # STLH common
    0  SL1  o  Shaver Lake RR                                      
  921  SLAL s  South Plains Lamesa RR             %0 ATSF 1993.8% # SPLR per ML
  705  SLAW s  St Lawrence RR                    %0 RUT 1965%  %1990.3 SLRR  %
    0  SLBE o  St Louis & Belleville Electric Ry         %1950 PSL  %
    0  SLBM UP St Louis, Brownsville & Mexico Ry         %0 MP  %
  696  SLC  s  San Luis Central RR                                
    0  SLCR s  St Louis & Chain of Rocks RR                        
    0  SLCS s  Salt Lake City Southern RR Co             %0 SL 2000.5%  [ UTAH ]
    0  SLE  p  Shore Line East                 %0 CDOT  %    # CT DoT commuter
    0  SLFD o  Salt Lake & Fort Douglas Ry               %1940 RGW  %
  731  SLGG s  Sidney & Lowe RR             %0 Xd 1982.6%  #Progress Rail Services Corp 
  690  SLGW s  Salt Lake, Garfield & Western RR                    
    0  SLH  s  Sugar Loaf & Hazleton RR              %0 PRR 1986%  %1989 Xd  %
    0  SLIM UP St Louis, Iron Mountain & Southern Ry    %1917 MP  %
    0  SLM  s  Salt Lake & Mercur RR                           
    0  SLOF UP St Louis & O'Fallon Ry                    %1950 CEI 1970 MP  %
    0  SLOR s  St Louis & Ohio River RR                          
    0  SLQ  s  St Lawrence & Atlantic RR (Quebec)        %0 CN//Shbr 1998.9% 
  700  SLR  CN St Lawrence & Atlantic RR                 %0 GT 1989.4%
  416  SLRG s  San Luis & Rio Grande RR                  %0 DRGW 2003.4%  [ Amer ]
  692  SLRR s  St Lawrence & Raquette River RR   %0 SLAW 1990.3%  %1999 NYOG  %   [1990 NYLE  ]
  728  SLRS t  SMS Rail Service Inc            # Shortline Marketing Services
  621  SLS  s  San Luis Southern RR                      %1960 SSLV  %
  693  SLSF BN St Louis-San Francisco Ry                 %1980.9 BN  %
    0  SLTE s  St Louis, Troy & Eastern Ry               %1950 IT  %
    0  SLU  o  Salt Lake & Utah RR                       %1946 Xd  %     
    0  SLUM n  Standard Lumber Co                                    
    0  SLW  o  Salt Lake & Western Ry                    %1930 LASL  %
    0  SLWC s  Stillwater Central RR Co                  %0 BNSF 1998%
    0  SLX  n  Sullenberger Lumber Co                             
  682  SM   s  St Marys RR                                                
    0  SM&P o  Stanley, Merril & Phillips Ry             %1960 SOO  %
  794  SMA  s  San Manuel Arizona RR                     [0 MAGM   ]
    0  SMLX n  Saginaw & Manistee Lumber Co                             
    0  SMML o  Saratoga, Mt McGregor & Lake George RR                     
    0  SMNR s  Southern Manitoba Railway                      
  740  SMRR s  Sisseton Milbank RR                       %0 SSOR 1989.5%  
    0  SMRS p  Southern Michigan RR Society              %0 LSMS 1980%
A   0  SMS  t  Switching Management Services             %0 SLRS  % 
  741  SMV  s  Santa Maria Valley RR                             
  697  SN   UP Sacramento Northern Ry         [1921 WP  ]  %1988.0 UP  %
  701  SNCT s  Seattle & North Coast RR            %0 MILW 1979%  %1984.5 Xd  %
    0  SNRR o  Silverton Northern RR                             
    0  SNWX n  Sierra Nevada Wood & Lumber Co                      
    0  SNY  o  Susquehanna & New York RR                       
  703  SO   r  South Orient RR Co                        %0 ATSF 1992.0%  %2001.2 TXPF CTE  %
    0  SOGA s  South Georgia RR                          %1972 LPSG  %  [1954 SOU  ]
  722  SOM  CR Somerset RR                               @1983 CRCS  @
    0  SON  s  Sonora Ry                                 %1980 SPM  %
    0  SONY o  Southern New York Ry                      %1970 Xd  %         
  482  SOO  CP Soo Line RR              %0 MSSM 1961.0%  @1994 CPRS  @  #Sault Ste Marie, St Paul & Pacific RR
  736  SOPR s  South Pierce RR                           %1992 Xd  %   
    0  SOR  s  Southern Ontario Ry                       %0 CN 1999.5%
  708  SORA s  Southern Rails Cooperative Ltd            %0 CN//Avnl 1990%
  724  SOU  NS Southern Ry                               %1982.4 NS  %
  721  SP   SP Southern Pacific Transportation Co        %1996.7 UP  %
#                SP//Vly  %1996.7 UP//Duns  %                    
A   0  SPAX p  South Eastern Pennsylvania Transportation Authority   %0 SEPA  %
    0  SPBR t  Stockton Public Belt RR                   [0 ATSF SP WP   ]
    0  SPC  SP South Pacific Coast RR                    %1930 SP  %
  723  SPEG s  Spencerville & Elgin RR     %0 ERIE 1980%  %1991.2 IHRC 1993.8 RJCW  %
  695  SPFE n                                            %1972 SP  %
A   0  SPLR s  South Plains Lamesa RR              %0 SLAL  %   # SPLR per ML
    0  SPLX n  Sugar Pine Lumber                                   
    0  SPM  MX Southern Pacific RR of Mexico             %1975 FCP  %
  728  SPS  BN Spokane, Portland & Seattle Ry            %1970.2 BN  %
A   0  SPSW s  San Pedro & Southwestern RR        %0 SWKR  %  # property holder
A   0  SPTA p                                            %0 SEPA  %
  957  SPUD t  St Paul Union Depot Co                       
    0  SPV  s  San Pete Valley Ry                        %1965 DRGW  %
  910  SQVR s  Sequatchie Valley RR                      %0 NCSL 1986.4%  [1990 Aber  ]
    0  SR   KC SouthRail Corp                  %0 GMSR 1988.3%  %1994.0 KCS  %  [1988.3 MSRC  ]
    0  SR&W o  Susquehanna River & Western RR              
  686  SRC  s  Strasburg Rail Road                               
  678  SRN  s  Sabine River & Northern RR                    # Inland Container Inc
  820  SRNJ s  Southern Railroad Co of New Jersey        %0 SFLR 1991.9%
    0  SRRL o  Sandy River & Rangeley Lakes RR           %1940 Xd  %
    0  SRS  s  Southeast Rail System                          #PRA
    0  SRT  p  Sacramento Regional Transit                             
  689  SRY  t  Southern Railway of British Columbia Ltd                  
    0  SRYC s  Sierra Ry Co of California                         
  707  SS   s  Sand Springs Ry                                     
    0  SS1  o  Saginaw Southern RR                       [0 SML   ]
  670  SSAM WC Sault Ste Marie Bridge Co            [1980 WCL  ]  @1980 WCL  @
  814  SSC  s  Southern Switching Co                     %0 FWD 1994.4%
  679  SSDK t  Savannah State Docks RR                   %1998.4 SAPT  %
  704  SSH  s  South Shore Ry                            %1980 Xd  %  # Baton Rouge    
    0  SSJR p  Sheffield Station Junction Railway                
  684  SSL  s  Skaneateles Short Line RR                 %1981 Xd  %
  706  SSLV s  Southern San Luis Valley RR               %1996 Xd  % 
    0  SSOR s  Sisseton Southern Ry Co         %0 MILW 1982.5 DAK2 1987.5%  %1989.5 SMRR  %
    0  SSR  s  Sacramento Southern RR                    @0 CSRM   @
    0  SSRC s  Springfield Suburban RR Co                         
    0  SSRR o  Springville & Sardinia RR                 %1950 Xd  %
  694  SSW  SP St Louis Southwestern Ry                  %1990 SP  %  [1932 SP  ]
    0  SSWG SP St Louis Southwestern - Golden State Rte  %0 CRIP 1980 SSW  %
  680  SSWN SP Southern Pacific Chicago St Louis      %0 C&A 1990%  @1990 SP 1996@  %1996 SSW  %
  746  ST   GT Springfield Terminal Ry                   [1980 GTIS  ]
    0  STCX n  Simpson Timber Co                                  
  739  STE  t  Stockton Terminal & Eastern RR                     
  714  STL  n  Seatrain Lines Inc                                  
    0  STLH CP St Lawrence & Hudson Ry           %0 CP 1996.5%  %2001.0 CP  %
  698  STMA s  St Maries River RR Co             %0 MILW 1980.4%  [1980 Potl 1995 KYLE  ] 
    0  STN  p  Steamtown Museum                                
    0  STR  t  Shawnee Terminal Ry Co                    %0 CTML 1999%
  668  STRC n  Stuart Channel Transportation Ltd                     
  729  STRT s  Stewartstown RR                               # post-1992 excursion only      
    0  SU   SP Southern Utah RR                          %1940 RGW  %
  010  SUAB s  Southern Alabama RR Co                    %2001.8 COEH  %  [ Aber ]
  734  SUN  s  Sunset Ry                    %1993.0 TVRR  %  [0 ATSF SP 1993]
    0  SUR  NS State University RR                       @0 SOU  @
    0  SUTR s  Sioux Transportation Co                   %1982 Xd  %
    0  SV   s  Shenandoah Valley RR                      @1995 BB  @
    0  SV1  s  Sonoma Valley RR                          %1950 NWP
    0  SV2  s  Suncook Valley RR                         [0 BM   ]
    0  SVIL s  Saltville RR                              %1991.1 Xd  %
    0  SVLX n  San Vincent Lumber Co                              
    0  SVM  o  Sierra Valleys & Mohawk RR                %1915 NCO  %       
  819  SVRR s  Shamokin Valley RR                        %0 CR 1988.9%  ^ CRNS ^  [ NSHR ]
    0  SVTP t  Seaview Transportation             %0 USG 1995%  #Davisville RI
  749  SW   s  Southwestern RR Co                        %0 ATSF 1990.5%  [ West  ]
    0  SWCA s  Southwestern RR Co (Carlsbad Sub)         %0 ATSF 2004.8 SW  %  
    0  SWCX n  Swift & Co                                %1985 CSXT  %
    0  SWFI n  South West Forest Industries                        
  683  SWGR s  Seagraves, Whiteface & Lubbock RR Co   %0 PSF 1990.3%  %1995.8 WTLR  %
  806  SWKR s  San Pedro & Southwestern Ry Co    %0 EPSW 1992.5%  [1992.5 KYLE  ]  # SWKR operating co
    0  SWOK s  SOUTHWESTERN OKLAHOMA RAILROAD                     %1981 Xd  %
    0  SWP  s  Southwest Pennsylvania RR Co              %0 BO PRR 1995.5%
    0  SWPC n  Southwestern Portland Cement Co                             
    0  SWR  t  Southwind Short Line                                   
    0  SYPB t  Sacramento-Yolo Port District Belt RR     [0 SP WP   ]
H   0  StaR n  StatesRail Inc                            [2002.0 Amer  ]
    0  T&E  o  Toledo & Eastern RR                              
    0  T&G  o  Tonopah & Goldfield RR                    %1947 Xd  %
    0  T&T  o  Tonopah & Tidewater RR                    %1942 Xd  %
  755  TAG  NS Tennessee, Alabama & Georgia Ry           %1970 SOU  %  #merger 1991
    0  TAS  o  Tierra Amarilla Southern RR               %1903 Xd  %
  758  TASD t  Terminal Railway, Alabama State Docks                       
  785  TAW  s  Toledo, Angola & Western Ry               %1980 Xd  %
    0  TB   o  Twin Buttes RR                            %1960 SP  %
    0  TBDC o  Tonopah Belmont Development Corp          %1930 Xd  %   
    0  TBER s  Terre Haute, Brazil & Eastern RR          %0 PRR 1993.2 Xd  %
  751  TBRY s  Thermal Belt Ry                           %0 SOU SAL 1990.3%
    0  TC   r  Tennessee Central Ry                      %1968.4 NERR NACR  %
  783  TCG  s  Tucson, Cornelia & Gila Bend RR           [1980 PDMX   ]
  744  TCKR s  Turtle Creek Industrial RR              # also TCRK
    0  TCMT p  Tri-County Metropolitan Transportation Dist   %0 OE PRTD 1994%   
A   0  TCRO p  Tri-County Commuter Rail Authority        %0 TMET  %
    0  TCRY s  Tri-City RR                               %0 USG 2000%
  761  TCT  t  Texas City Terminal Ry                    [0 ATSF MP  ]
  768  TCWR s  Twin Cities & Western RR                  %0 MILW 1991.6%
    0  TE   s  Tacoma Eastern Ry Co           %1918 MILW 1980%  @1980 CHWE 1992@
    0  TEC  s  Tecopa RR                                 %1920 Xd  %  ^T&T^  
    0  TELX n  Trinchera Estates Lumber Co               %1930 Xd  %
  767  TENN s  Tennessee Ry                              %0 SOU  %
    0  TEPC n  Tucson Electric Power Corp                       
  750  TEXC s  Texas Central RR               @1994.6 CTE  @  # 1st TXC MKT subsidiary
    0  TFM  r  Transportacion Ferroviaria Mexicana                
    0  TGC  CX Tampa & Gulf Coast RR                     %1930 SAL  %
  774  THB  CP Toronto, Hamilton & Buffalo Ry            %1977 CPSH  %
  892  TI   t  Turners Island LLC                        %0 PTM 1998%
    0  TIBQ s  TimberRock RR Co                          %0 ATSF 2004.5 TIBR  %  #Conroe/Silsbee subs
  756  TIBR s  TimberRock RR Co                          %0 ATSF 1998.8%   [ WATX ]
    0  TIOC s  Tioga Central RR                 %0 LV 1987.3%  %1992.3 OHRY  %
  753  TIPP s  Tippecanoe RR                    %0 CINR 1980.0%  %1990.3 JKL  %
  743  TIRL s  Tonawanda Island RR              %0 NYC 1983.1%  %1996.0 Xp  %
    0  TIV  s  Tinoesta Valley RR                        %1950 Xd  %
  745  TKEN s  Tennken RR Co                             %0 ICRR 1983.9%
    0  TLCX n  Truckee Lumber Co                                    
    0  TLEW p  Toledo, Lake Erie & Western Ry            %0 CL 1980%   
  762  TM   KC Texas Mexican Ry                          [1996 KCS  ]
    0  TM&P o  Twin Mountain & Potomac RR                %1950 Xd  %
  759  TMBL t  Tacoma Municipal Belt Line Ry                 
    0  TMC  s  Temiscouta Ry                             %1960 CN  %
    0  TMER t  The Milwaukee Electric Railway & Light Co   %1949 METW  %        
    0  TMET p  Tri-County Commuter Rail Authority        %0 SAL 1995%   # TCRO - Tri-Rail
    0  TMRR s  Treasury Mountain Ry                      %1920 Xd  %  
A   0  TMSL s  Towanda-Monroeton Shippers Lifeline RR    %0 TMSS  %  # Alias
  752  TMSS s  Towanda-Monroeton Shippers Lifeline Inc   %0 LV 1977.1%  # PA-DOT owner
  775  TMT  n  Trailer Marine Transportation Corp                 
  795  TN   s  Texas & Northern Ry                          # Lone Star Steel
  790  TNER s  Texas Northeastern RR                     %0 TP 1990.8%  [ MMRR ]
  788  TNM  UP Texas-New Mexico Ry                       %1930 TP  %
  815  TNMR s  Texas & New Mexico RR       %0 TNM 1989.7%  [1989 Rtex ]  # Div of AUNW
    0  TNO  SP Texas & New Orleans RR               @0 SP 1961@  %1961 SP  %
    0  TNR  KC TennRail Corp                        %0 CCR 1992.0%  %1994.0 KCS  % 
    0  TNY  p  Trolley Museum of New York                %0 KTER 2000%
  544  TOC  CR Toledo & Ohio Central RR                  %1922 NYC  %  [1910 NYC  ]
  764  TOE  s  Texas, Oklahoma & Eastern RR              @1980 DQE  @
    0  TON  s  Tonopah RR                                %1930 T&G  %
    0  TOR  n  RaiLink Canada Limited                               
  782  TOV  s  Tooele Valley Ry                          %1906 UP 1975%  %1982 Xd  %               
  760  TP   UP Texas & Pacific Ry                        %1976.8 MP  %
  972  TPL  n                                            %1950 TP  %
  778  TPT  o  Trenton-Princeton Traction Co             [0 RDG   ]
  769  TPW  SF Toledo, Peoria & Western Ry           %1984.0 ATSF 1989.1%  [1960 ATSF PRR 1984]  [1999.7 Amer  ]
  772  TR   s  Tomahawk Ry                               [1990 RM&C  ]
  779  TRC  s  Trona Ry                                             
A   0  TRI  s  Trinidad Ry Inc                           %0 TRIN  %
    0  TRIN s  Trinidad Ry                               %0 CW 1993.0%
    0  TRKT s  Track Tech                                 
A   0  TRR  CX Three Rivers RR Co                        %0 TRRY  %  # Alias
  757  TRRA t  Terminal Railroad Association of St Louis  [1980 BN CR BO NS MP  ]
    0  TRRC s  Tongue River                                    #ML
    0  TRRY CX Three Rivers RR Co               %0 PLE 1986%  [ CSXT ]  %1993.7 CSXT  %
  784  TS   UP Tidewater Southern Ry                     %1985 UP  %
    0  TSBH s  Tuscola & Saginaw Bay Ry - Vassar Cluster %0 MC2 1977.8 TSBY 1991.1 HESR  %
    0  TSBM s  Tuscola & Saginaw Bay Ry                  %0 MIGN 1983 TSBY  %    #preponderance of MIGN
  770  TSBY r  Tuscola & Saginaw Bay Ry                  %0 NYC PRR AA 1977.8%                    
  765  TSE  s  Texas South-Eastern RR                       
    0  TSFN o  Texas, Santa Fe & Northern RR             %1960 DRGW  %
    0  TSNR s  Tyson RR Inc                                       
  646  TSRD s  Twin State RR Co                          [0 LVRC   ]
  798  TSRR s  Tennessee Southern RR Co                  %0 LN 1989.1%
  709  TSU  t  Tulsa-Sapulpa Union Ry                         
  836  TSWR s  Toppenish, Simcoe & Western RR            %0 WCRC 1996%  ^BN^
  771  TT   t  Toledo Terminal RR                        %1980 CSXT  %   # W side to NS
    0  TTC  n  AAR-TRANSPORTATION TEST CENTER                    
  773  TTIS s  Transkentucky Transportation RR           [1990 CARR  ]
  755  TTR  t  Talleyrand Terminal RR Co                 %0 JXPT 1996.6%  [ Rlnk ]
    0  TTRY s  Tijuana & Tecate Ry                       %1990 SDIY  %
    0  TUCK s  Tuckerton RR                              %1980 Xd  %
    0  TUEX n  Texas Utilities Electric                         
  958  TUST t  Texarkana Union Station Trust                       
    0  TUV  o  Tuscarora Valley & Cuba RR                %1950 Xd  %
    0  TV   s  Tooele Valley RR                          %0 TOV  %
    0  TVC  s  Tonawanda Valley & Cuba RR                %1950 Xd  %
    0  TVM  t  Terminal Valle de Mexico                  %0 NDM 1997%
    0  TVRM p  TENNESSEE VALLEY RAILWAY MUSEUM, INC.               
  839  TVRR s  Tulare Valley RR       %0 ATSF 1993.0%  @1993.0 SJVR  @  [1996 SJVR   ]
    0  TW   s  Turlock Western RR                        %0 TS 1990%   # Chemurgic Agri-Chem
    0  TWRY s  Tradewater Ry                    %0 ICRR 1982.2%   %1996 WKRL  %
    0  TXC  UP Texas Central RR                          %1920 MKT  %
  829  TXGN s  Texas, Gonzales & Northern Ry Co          %0 GHSA 1992.9%  [1992 TXNW  ]
  747  TXNW s  Texas North Western Ry Co                 %0 CRIP 1982.9%   
  784  TXOR s  Texas & Oklahoma RR Co                    %0 KCMO 1991.4%   
  057  TXPF s  Texas Pacifico Transportation             %0 SO 2001.2%   
A   0  TXPT s  Texas Pacifico Transportation             %0 TXPF  %      #Alias
    0  TXR  t  Texas Rock Crusher Railway Co             [0 TXNW  ]
  766  TXTC t  Texas Transportation Co                           
    0  TYBR t  Tyburn RR                                     
  796  TYC  s  Tylerdale Connecting RR             @1902 BO 1982.3@   %1982.3 Xd  %   # Washington,PA
    0  TZP  t  Tazewell & Peoria RR                      %0 PPU 2004.9%
H   0  Tara n  Tarantula Corp                                  
H   0  Tril n  Trillium Ry Co                                          
H   0  TrWk n  Trac-Work                                        
H   0  Tstr n  Transtar                                          
    0  UB   t  Union Belt                    [0 PM WAB 1982]  %1982 NS  %
    0  UCIR s  Union County Industrial RR                %0 WTSE 1995.3%
    0  UCRS n  UPPER CANADA RAILWAY SOCIETY                       
  963  UCRY s  Utah Central RR Co                        %1998 UP  %
    0  UD   s  Ulster & Delaware RR                      %1950 NYC  %
    0  UFRR t  Union Freight RR                          [0 BM NH NYC  ]
    0  UIC  s  Utah-Idaho Central RR                     %1947 Xd  %
    0  UICX n  Utah International Corp                          
  808  UMP  t  Upper Merion & Plymouth RR                # Lykens Steel
  805  UNI  s  Unity Railways                            @0 BLE  @
  800  UO   s  Union RR of Oregon                        %1995.6 Xd  %
  802  UP   UP Union Pacific RR                               
  995  UPFE n                                            %1972 UP  %
    0  UPLX n  Utah Power & Light Corp                           
  801  UPM  UP Union Pacific RR (oper over MILW)                   
    0  UPRR UP Union Pacific RR                          %0 UP   %
    0  UPSZ n  United Parcel Service                             
    0  UPV  s  Utah & Pleasant Valley RR                 %1882 RGW  %
  803  URR  s  Union RR (Pittsburgh)                     [1995 Tstr  ]
  804  URY  t  Union Railway of Memphis                         
    0  URY2 s  Uintah Ry                                             
    0  USA  n  U.S. Army                                    
    0  USAF n  U.S. Air Force                                   
  886  USAX n  Dept of Defense (Troop Support & Aviation Materiel Readiness Cmd)
    0  USCG n  U.S. Coast Guard                                   
    0  USDT n  U.S. Department of Transportation                      
    0  USG  n  U.S. Government                                        
    0  USGX n  United States Gypsum Corp                                
    0  USLD o                                            %1950 DTI  %
    0  USLF BN St Louis-San Francisco Ry                 %1950 SLSF  %
    0  USMC n  U.S. Marine Corps                                
    0  USN  n  U.S. Navy                                         
    0  USPX n  United States Potash Co                          
    0  USSX n  United States Steel Corp                        
  811  UTAH s  Utah Ry                                                   
A   0  UTC  s  Union Transportation Co                   %0 UTR  %
  809  UTR  s  Union Transportation Co                   %0 PAUT 1950%  %1976 PRR  %
    0  UV   s  Unadilla Valley Ry Co                     %1960. Xd  %  
    0  UV&P o  United Verde & Pacific Ry                           
    0  UVEM n  United Verde Extension Mining Co                  
    0  V&C  NS Venice & Carondelet Belt                  %1950 SOU  %
    0  V&T  o  Virginia & Truckee RR                     %1950. Xd  %
    0  VAC  s  Virginia Central RR                       %0 VC  %
  814  VALE s  Valley RR                                      # also VAL
  815  VAMD s  Virginia & Maryland RR                    %1981.8 ESHR  %
    0  VB   s  Van Buren Bridge Co                       %0 CAR 1995.0%  [0 IrRd  ]
  819  VBR  s  Virginia Blue Ridge Ry                            
  820  VC   s  Virginia Central Ry                                
    0  VCRR s  Ventura County RR                         %0 VCY 1998.7%  [ Amer ]
    0  VCS  CX Virginia & Carolina Southern RR           %1950 ACL  %  [0 ACL  ]
  821  VCY  s  Ventura County Ry                         %1998.7 VCRR  %
  824  VE   SP Visalia Electric RR                       %1992.8 SP  %
    0  VFSR p  Valley Falls Scenic RR                        
  557  VGN  NS Virginian Ry                              %1959.9 NW  %
    0  VIA  p  VIA Rail Canada Inc                               
    0  VLCX n  Verdi Lumber Co                                           
    0  VMV  s  VMV Enterprises                               
  861  VR   s  Valdosta Ry                               %0 VSO 1992%  [1992 RM&C  ]
    0  VRE  p  Virginia Rail Express                           
  936  VRR  s  Vaughan RR Co                             %0 CO 1995%    
  781  VRRC s  Vandalia RR                               %0 ICRR 1983.9%  [1994 Pion  ]
  818  VS   s  Valley & Siletz RR                        %1985.0 WVRD  %
  816  VSO  s  Valdosta Southern RR                      %0 GF 1951%  %1992 VR  %
    0  VSP  KC Vicksburg, Shreveport & Pacific Ry        %1920 YMV 1986.3 MSRC  %
  833  VSRR s  Virginia Southern RR                      %0 SOU 1988.9%  [1988 NCVA  ]
    0  VSW  NS Virginia & Southwestern Ry                %0 SOU  %
    0  VT&S o  Verde Tunnel & Smelter RR                         
  817  VTR  s  Vermont Ry                                %0 RUT 1964%
    0  W&A  CX Western & Atlantic RR                     %0 NCSL  %    
    0  W&C  s  Wells & Corning RR                        [0 NSHR  ]
A   0  W&M  o  Wisconsin & Michigan RR                   %0 WAND  %
    0  W&NB o  Williamsport & North Branch RR                   
  841  WA   CX Western Railway of Alabama                %1983.0 SBD  %
  825  WAB  NS Wabash RR                                 %1964.8 NW  %
  812  WACR s  Washington County RR                      %0 MB 1981%  # oper, state-owned tracks
    0  WAER s  Wabash & Erie RR                %0 IHRC 2010% #WOHO & WAER oper units of IHRC post-1994.8
    0  WAG  s  Wellsville, Addison & Galeton RR        %0 B&S 1956.0%  %1979.2 Xd  %
  834  WAL  s  Western Allegheny RR                                
    0  WAM  n  Western Agri Minerals                                   
    0  WAND s  Wisconsin & Michigan Ry Co          %1950 WC 1992%  %1995.1 Xd  %
  827  WAR  s  Warrenton RR                              %1985.7 Xp 1993 Xd  %      
    0  WARR s  Western Allegheny RR                      %1970 BLE  %
  849  WATC t  Washington Terminal Co                    %1984.7 AMTK  %  [1975 AMTK  ]
H   0  WATX n  Watco / Charles Webb                                      
    0  WAW  CR Waynesburg & Washington RR                %1930 PRR  %
    0  WBC  CP Wilkes-Barre Connecting RR                [0 DH  ]
    0  WBCR s  Wabash Central RR                         %0 CL 1985 IHRC 1998%
    0  WBE  r  Wilkes-Barre & Eastern RR                 [0 NYSW  ]
A   0  WBSH s  Wabush Lake Ry                            %0 WLRY  %
    0  WBT  BN Winona Bridge                             %0 GBW 1994%   
  867  WBTS s  Waco, Beaumont, Trinity & Sabine Ry       %1975 Xd  %
  250  WC   WC Wisconsin Central Ltd             %1961.0 SOO 1987.8%  %2001.8 CN  %
    0  WCK  o  Wolf Creek RR                             %0 DSL  %
    0  WCL  WC Wisconsin Central Ltd             %0 SOO 1987.8 WC  %  #For non-WC lines
  863  WCLC s  Waccamaw Coast Line RR (Clinton Div)   %0 ACL 1994.5%  %1995.7 CTR  %
  883  WCLR s  Waccamaw Coast Line RR      %0 ACL 1984.8 HORC 1987.8%  [1995 CALA   ]
  965  WCOR s  Wellsboro & Corning RR Co         %0 CR 1993.0%  [2000 NSHR  ]  # also WECG
  943  WCRC s  Washington Central RR             %0 NP 1990%  @1997 BNSF  @  [1997 BNSF  ]
    0  WCRL p  West Chester RR Co                            
  844  WCTR s  WCTU Ry Co                                      
A   0  WCTU s  WCTU Railway Co                           %0 WCTR  %
    0  WD&L o  White Deer & Loganton                     %1950 Xd  %
  856  WE   r  Wheeling & Lake Erie Ry                   %0 WLE 1990.4%  [1990 Whel ]
    0  WEYU n  Weyerhauser Co                                  
H   0  WFAs n  Western Fuels Associates                           
  859  WFB  n                                            %1972 BN  %
  860  WFE  n                                            %1972 BN  %
    0  WFEC t  Western Farmers Electric Cooperative      @0 TOE  @
    0  WFN  UP Wichita Falls & Northwestern Ry       %1950 MKT  %  [1912 MKT  ]
    0  WFRR s  Westfield RR                                      
  884  WFS  s  West Isle Line Inc                %0 ATSF 1998.0%  ^BNSF^  # Western Farm Services
    0  WGB  WC Waupaca - Green Bay Ry                    %1960 GBW  %
  763  WGCR s  Wiregrass Central RR                      [1990 GuOh  ]
  955  WGNS s  Wisconsin Great Northern RR               %0 CMO 1995 WCL 2001%
  831  WGR  s  Willamina & Grand Ronde Ry                %1995 HLSC  %   
    0  WGRY s  Wabash & Grand River Ry           %0 CBRM 1990.3%  %1993.9 CBRM  %
    0  WHBT CX Wheeling Bridge & Terminal RR     [0 PRR WLE 1975]  %1975 BO  %
  861  WHI  BN                                           %1972 BN  %
  887  WHIX n  Western Fruit Express Co                     
  842  WHN  s  Wharton & Northern RR                     %1960 CNJ  %  [1931 CNJ  ]
  390  WHOE s  Walking Horse & Eastern RR Co             [1990 Aber  ]
  952  WHRC s  Windsor & Hantsport Ry Co                 %1895 DA 1988.7 CAR 1994.7%
A   0  WHRY                                              %0 WHRC  %
  382  WICT s  Wisconsin & Calumet RR       %0 MILW ICRR 1985.1%  [ WSOR ]  @1993.7 WSOR  @
  831  WIM  s  Washington, Idaho & Montana Ry        %1962 MILW 1980 BN 1996 PCC  %
A   0  WIMI s  Wisconsin & Michigan Ry Co                %0 WAND  %
    0  WIWR s  Wisconsin Western RR Co                   %0 MILW 1982.5%  %1985.1 WICT  %  # Prairie du Chien
  655  WJ   s  West Jersey RR Co                     %0 PWJ 1990.7%  %1995.4 SRNJ  %
    0  WJ2  s  West Michigan RR Co                  %0 KLSC 1996%  [1996 Pion  ]  # WJ mark transferred
    0  WJS  CR West Jersey & Seashore RR                 %0 PRSP  %
    0  WJSL s  West Jersey Short Line          %0 PRSP 1975%  %1988.7 PWJ  %
A   0  WKR                                               %0 WKRL  %
  874  WKRL s  Western Kentucky Ry                       %0 TWRY 1996%  [ RM&C ]  
    0  WKS  s  Wannamaker, Kempton & Southern RR                    
    0  WLE  r  Wheeling & Lake Erie                      %1949 NKP 1990.4 WE  %
  869  WLFB s  Wolfeboro RR                              %0 BM 1972%  %1986 Xd  %
  835  WLO  s  Waterloo Ry Co                            @1994 IC  @   # also WRY
    0  WLRY n  Wabush Lake Ry                                # priv Cliffs Mining Co 
  839  WM   CX Western Maryland Ry                       %1983 BO  %
    0  WMCR p  White Mountain Central RR                          
    0  WMCX n  Waterloo Mining Co                                  
A   0  WMI  s  West Michigan                             %0 WJ2  %
    0  WMS  p  Western Maryland Scenic RR                %0 WM 1995%
  847  WMSC p  White Mountain Scenic RR                  %0 APA 1964%  %1976 Xd  %
A   0  WMSR p  Western Maryland Scenic RR                %0 WMS  %  # Alias
  837  WMWN UP Weatherford, Mineral Wells & Northwestern Ry   %1988.0 MP  %
  852  WNFR s  Winifrede RR                         %0 Xd 1881%  %1989 Xd %   # also WNF,WNFD
    0  WNW  s  Wisconsin Northwestern Ry                           
    0  WNYP s  Western New York & Pennsylvania RR        %0 ERIE 2002%
  862  WOB  BN                                           %1972 BN  %
    0  WOD  s  Washington & Old Dominion RR              %1968 Xd  %  [1956 CO  ]    
A   0  WOFA CX Western Railway of Alabama                %0 WA  %  #Alias
    0  WOHO s  Wabash & Ohio River RR              %0 IHRC  % #WOHO & WAER oper units of IHRC post-1994.8
  829  WOV  s  Warren & Ouachita Valley Ry         @0 CRIP 1980@  %1980 Xd  %
  840  WP   UP Western Pacific RR                        %1982.0 UP  %
    0  WP&L n  Wisconsin Power & Light Co                   
    0  WPE  s  West Pittston-Exeter RR                   %1930 LV 1982.7 PNER  %   
  959  WPRR r  Willamette & Pacific RR             %0 SP 1993.1%  @2000.8 PNWR  @  [ GNWR ]
    0  WPSX n  Wheeling Pittsburgh Steel                          
  845  WPY  s  White Pass & Yukon Corp                          
    0  WR   s  Woodstock RR                              %1933 Xd  %
    0  WRB  s  Wood River Branch RR                      %1947 Xd  %  # Hope Vly, RI  
    0  WRM  p  Western Railway Museum                    %0 SN 1997%
  791  WRPI UP Western Railroad Properties Inc           %1994 UP  %
    0  WRR  s  White River RR                                    
  838  WRRC s  Western Rail Road Co                      %0 Xd 1975.8%  #Dittlinger TX
    0  WRTA n  WESTERN RAILROAD ASSOCIATION                         
  797  WRWK s  Warwick Ry                                %0 PW  %
    0  WRY  s  Waterloo Ry Co                            %0 WLO  %
  933  WS   s  Walkersville Southern RR                  %0 PRR 1982 MDOT 1996%
  828  WS1  s  Ware Shoals RR                            %1985.6 Xd  %
    0  WSB  t  West Side Belt RR                         %1950 PWV  %
    0  WSH  CR West Shore Route                          %1952 NYC  %  # formally WS
  879  WSOR s  Wisconsin & Southern RR                   %0 MILW 1980.5%
  832  WSR  s  Warren & Saline River RR                  [1990 Potl  ]
    0  WSRR o  Ware Shoals RR                            %0 WS1  %
  939  WSRY s  Winamac Southern Ry                       [1990 CERA  ]
  854  WSS  s  Winston-Salem Southbound Ry Co            [1910 SOU SAL  ]
  846  WSYP s  White Sulphur Springs & Yellowstone Park Ry   %1980 Xd  %  
  870  WTCO s  Western Transportation Co                     # also WETC
  899  WTJR s  Wichita, Tillman & Jackson Ry             %0 MKT 1991.0%
    0  WTLR s  West Texas & Lubbock RR                   %0 SWGR 1995.8%  [1995 Amer 2002 Perm  ]
  258  WTNN s  West Tennessee RR                         %0 M&O 1984.8%
    0  WTNS s  West Tennessee RR                   %0 ICG 1985 NS 2001.5 WTNN  %
  865  WTOH s  Western Ohio RR                           %0 CR 1976%  %1981 Xd  %
    0  WTR  s  Wrightsville & Tennille RR                %1971.4 CG  %       
  938  WTRM s  Warren & Trumbull RR Co             %0 CR 1994.2%  [1990 OHCR  ]
  981  WTRY t  Wilmington Terminal RR                    [1990 RM&C  ]
  882  WTSE s  West Shore RR Corp                  %0 CR 1983.9%  @1995.3 UCIR  @   
  382  WURR s  Wallowa Union RR Authority          %0 OWRN 1996 INPR//Jose 1997 Xp 2003.4%
    0  WUT  t  Wichita Union Terminal Ry                 [0 ATSF SLSF MP  ]
  866  WVN  s  West Virginia Northern RR                 %1991.2 KN  %
  940  WVR  s  Willamette Valley Ry Co             %0 SP 1993.1%  #  Affiliated with WGR
  871  WVRC s  Wabash Valley RR                    %0 CR 1977%  %1981 PACY  %    
    0  WVRD t  Willamette Valley RR                %0 VS 1985.0%  %1994.0 Xd  %
A   0  WVRR                                        %0 WVR  %
  418  WVSR s  West Virginia Southern Ry Co              %2002 CO  %   # formally WV Southern Ry Co
  850  WW   s  Winchester & Western RR - Virginia Div         
    0  WWF  p  Wiscasset, Waterville & Farmington               
    0  WWNJ s  Winchester & Western RR - New Jersey Div  [1980 WW  ] %0 CR 1986.8%  @1986.8 WW  @
  371  WWRC s  Wilmington & Western RR                         
  826  WWV  s  Walla Walla Valley Ry                     [0 NP 1977]  %1977 NP  %
    0  WWVS p  Whitewater Valley Scenic RR               %0 CCCS 1980%    # Connersville IN 
  865  WYCO s  Wyoming & Colorado RR                     %0 UP 1987.9%  ^UP^
  889  WYEC s  Wye Transportation Co                           
  830  WYS  s  Wynadotte Southern RR                               
  833  WYT  t  Wyandotte Terminal RR                                      
H   0  West n  Western Railroad Builders                               
H   0  Whel n  Wheeling Corp                                      
    0  XX   n                                         # Catch-all unknown
    0  Xa   n  abandoned                                     
    0  Xd   n  ceased operations                                   
    0  Xp   n  suspended operations                              
    0  YALE s  Yale Short Line                                   
  876  YAN  s  Yancey RR                                 %1982.9 Xd  %
  372  YARR s  Youngstown & Austintown RR                %0 ERIE 1985.1%  [ OHCR ]
    0  YB   t  Youngstown Belt RR Co                     %0 PRR 1996.6%  [ OHCR ]
    0  YCR  o  Yule Creek Ry                                       
    0  YDC  t  Yankeetown Dock Corp                      %2002.5 NS  %
  534  YKR  s  Yorkrail Inc                              %0 WM 1989.1%  %2003 MPA  %  [ Emon ]       
    0  YLCO n  Yosemite Lumber Co                                       
    0  YMSP o  Yosemite Mountain-Sugar Pine RR                               
    0  YMV  IC Yazoo & Mississippi Valley                %1946 ICRR  %
  877  YN   s  Youngstown & Northern RR                  %1981 Xd  %
    0  YPMX n  Yellow Pine Mining Co                      
    0  YRR  NS Yadkin RR                                 %1920 CRN  %
  875  YS   s  Youngstown & Southern Ry       %1993.4 PLW 2001.2 CQPA  %  [1946 PLE 1993]
  898  YSLR s  Yolo Short Line RR                        %0 SN 1992.7%
    0  YSPL n  Yosemite Sugar Pine Lumber Co                   
    0  YUMA p  Yuma Valley Ry                            %0 SP 1995%
    0  YV   o  Yosemite Valley Ry                        %1945 Xd  %
  991  YVRR s  Yadkin Valley RR Co                       %0 SOU 1989.9%  ^ NS ^  [ GuOh ]
A   0  YVRY p  Yuma Valley Ry                            %0 YUMA  %
  872  YVT  s  Yakima Valley Transportation Co           %1975 UP  %
  873  YW   s  Yreka Western RR                          [1990 KYLE  ]
    0  ZMR  o  Zuni Mountain Ry                        # G E Breece Lumber Co, NM
    0  ZW   CR Zanesville & Western Ry                   %1930 NYC  %