User:NE2/reporting
< User:NE2
These are listed on http://c02.my.uprr.com/scs/index.jas.
- AA: Ann Arbor Railroad
- AB: Akron Barberton Cluster Railway
- ABS: Alabama Southern Railroad
- ACJR: Ashtabula, Carson and Jefferson Railroad
- ACWR: Aberdeen, Carolina and Western Railway
- ADBF: Adrian and Blissfield Rail Road
- AERC: Albany and Eastern Railroad
- AF: Alabama and Florida Railway
- AGCR: Alamo Gulf Coast Railroad
- AGR: Alabama and Gulf Coast Railway
- AKDN: Acadiana Railway
- AKMD: Arkansas Midland Railroad
- AL: Almanor Railroad
- ALAB: Alabama Railroad
- ALM: Arkansas, Louisiana and Mississippi Railroad
- ALS: Alton and Southern Railway
- ALT: Airlake Terminal Railway
- AM: Arkansas and Missouri Railroad
- AN: AN Railway
- ANR: Angelina and Neches River Railroad
- AO: Appalachian and Ohio Railroad
- AOK: Arkansas-Oklahoma Railroad
- AOR: Aliquippa and Ohio River Railroad
- APA: Apache Railway
- APD: Albany Port Railroad
- APNC: Appanoose County Community Railroad
- AR: Aberdeen and Rockfish Railroad
- ARA: Arcade and Attica Railroad
- ARC: Alexander Railroad
- ARR: Alaska Railroad
- ARS: Arkansas Southern Railroad
- ARZC: Arizona and California Railroad
- ASRY: Ashland Railway
- ATLT: AT&L Railroad
- ATN: Alabama and Tennessee River Railway
- ATR: Alliance Terminal Railroad
- ATW: Atlantic and Western Railway
- AVR: Allegheny Valley Railroad
- AWRR: Austin Western Railroad
- AZCR: Arizona Central Railroad
- AZER: Arizona Eastern Railway
- BAYL: Bay Line Railroad
- BB: Buckingham Branch Railroad
- BCLR: Bay Colony Railroad
- BCR: Bay Coast Railroad
- BDRV: Belvidere and Delaware River Railway
- BDTL: Ballard Terminal Railroad
- BDW: Bighorn Divide and Wyoming Railroad
- BEEM: Beech Mountain Railroad
- BFRR: Big 4 Terminal Railroad
- BGCM: BG&CM Railroad
- BH: B&H Rail Corporation
- BHWY: Boot Hill and Western Railway
- BIRR: Bellingham International Railroad
- BJRY: Burlington Junction Railway
- BKRR: Batten Kill Railroad
- BLE: Bessemer and Lake Erie Railroad
- BLOL: Bloomer Shippers Connecting Railroad
- BLR: Blacklands Railroad
- BNG: Blackwell Northern Gateway Railroad
- BNSF: BNSF Railway
- BOCT: Baltimore and Ohio Chicago Terminal Railroad
- BOP: Border Pacific Railroad
- BPRR: Buffalo and Pittsburgh Railroad
- BRAN: Brandon Railroad
- BRC: Belt Railway of Chicago
- BRG: Brownsville and Rio Grande International Railroad
- BRS: Baton Rouge Southern Railroad
- BRW: Black River and Western Corporation
- BS: Birmingham Southern Railroad
- BSDA: Bi-State Development Agency Railroad
- BSOR: Buffalo Southern Railroad
- BSVY: Boone and Scenic Valley Railroad
- BVRY: Brandywine Valley Railroad
- BXN: Bauxite and Northern Railway
- CA: Chesapeake and Albemarle Railroad
- CAEG: Coffeen and Western Railroad
- CAGY: Columbus and Greenville Railway
- CALA: Carolina Southern Railroad
- CARR: Carrollton Railroad
- CBRW: Columbia Basin Railroad
- CBRY: Copper Basin Railway
- CC: Chicago Central and Pacific Railroad
- CCKY: Chattooga and Chickamauga Railway
- CCPN: Corpus Christi Terminal Railroad
- CCRA: Camp Chase Industrial Railroad
- CCRL: Cleveland Commercial Railroad
- CCRR: Claremont Concord Railroad
- CCT: Central California Traction Company
- CCUO: Chicago-Chemung Railroad
- CEDR: Cedar River Railroad
- CEIW: Central Indiana and Western Railroad
- CERA: Central Railroad of Indianapolis
- CF: Cape Fear Railways
- CFE: Chicago, Fort Wayne and Eastern Railroad
- CFNR: California Northern Railroad
- CFWR: Caney Fork and Western Railroad
- CGR: CG Railway
- CHAT: Chattahoochee Bay Railroad
- CHR: Chestnut Ridge Railroad
- CHS: Charlotte Southern Railroad
- CIC: Cedar Rapids and Iowa City Railway
- CIND: Central Railroad of Indiana
- CIRR: Chattahoochee Industrial Railroad
- CIRY: Central Illinois Railroad
- CKIN: Chesapeake and Indiana Railroad
- CKSI: Carthage, Knightstown and Shirley Railroad
- CLC: Columbia and Cowlitz Railway
- CLNA: Carolina Coastal Railway
- CLP: Clarendon and Pittsford Railroad
- CM: Central Montana Rail, Inc.
- CMC: CMC Railroad
- CMPA: Madison Railroad
- CMR: Central Midland Railway
- CMSL: Cape May Seashore Lines
- CN: Canadian National Railway
- CNOW: Columbia and Northern Railway
- CNUR: C&NC Railroad
- CNYK: Central New York Railroad
- CNZR: Central New England Railroad
- COEH: Conecuh Valley Railroad
- COER: Crab Orchard and Egyptian Railroad
- COP: City of Prineville Railway
- CORP: Central Oregon and Pacific Railroad
- CP: Canadian Pacific Railway
- CPC: Chicago Port Railroad
- CPDR: Carolina Piedmont Railroad
- CPRS: Canadian Pacific Railway
- CRL: Chicago Rail Link
- CSCD: Cascade and Columbia River Railroad
- CSKR: C&S Railroad
- CSO: Connecticut Southern Railroad
- CSS: Chicago SouthShore and South Bend Railroad
- CSXT: CSX Transportation
- CT: Columbia Terminal Railroad
- CTM: Chicago Terminal Railroad
- CTN: Canton Railroad
- CTR: Clinton Terminal Railroad
- CTRR: Cloquet Terminal Railroad
- CUOH: Columbus and Ohio River Rail Road
- CVR: Cimarron Valley Railroad
- CVRC: Cannon Valley Railroad
- CVYR: Caddo Valley Railroad
- CW: Colorado and Wyoming Railway
- CWA: Central Washington Railroad
- CWCY: Caldwell County Railroad
- CWRO: Cleveland Works Railway
- CWRY: Commonwealth Railway
- CYCY: Crystal City Railroad
- CZRY: Carrizo Gorge Railway
- DA: Canadian Pacific Railway (Dominion Atlantic Railway)
- DAIR: D&I Railroad
- DC: Delray Connecting Railroad
- DCLR: Delaware Coast Line Railroad
- DCON: Detroit Connecting Railroad
- DCRR: Dubois County Railroad
- DGNO: Dallas, Garland and Northeastern Railroad
- DGVR: Durbin and Greenbrier Valley Railroad
- DH: Delaware and Hudson Railway
- DKS: Doniphan, Kensett and Searcy Railway
- DL: Delaware-Lackawanna Railroad
- DLWR: Depew, Lancaster and Western Railroad
- DME: Dakota, Minnesota and Eastern Railroad
- DMIR: Duluth, Missabe and Iron Range Railway
- DMM: Dansville and Mount Morris Railroad
- DMVW: Dakota, Missouri Valley and Western Railroad
- DN: Dakota Northern Railroad
- DQE: De Queen and Eastern Railroad
- DR: Dardanelle and Russellville Railroad
- DRIR: Denver Rock Island Railroad
- DSRC: Dakota Southern Railway
- DSRR: Delta Southern Railroad
- DT: Decatur Junction Railway
- DVS: Delta Valley and Southern Railway
- DWP: Duluth, Winnipeg and Pacific Railway
- EACH: East Camden and Highland Railroad
- EARY: Eastern Alabama Railway
- EBSR: East Brookfield and Spencer Railroad
- ECBR: East Cooper and Berkeley Railroad
- ECTB: East Chattanooga Belt Railway
- EDW: El Dorado and Wesson Railway
- EE: Ellis and Eastern Company
- EEC: East Erie Commercial Railroad
- EFRR: Effingham Railroad
- EIRC: Eastern Illinois Railroad
- EIRR: Eastern Idaho Railroad
- EJE: Elgin, Joliet and Eastern Railway
- EJR: East Jersey Railroad and Terminal Company
- ELKR: Elk River Railroad
- ELS: Escanaba and Lake Superior Railroad
- EMRY: Eastern Maine Railway
- ESPN: East Penn Railroad
- ETRY: East Tennessee Railway
- EV: Everett Railroad
- EVWR: Evansville Western Railway
- EWG: Eastern Washington Gateway Railroad
- EWR: Elkhart and Western Railroad
- FC: Fulton County Railroad
- FCEN: Florida Central Railroad
- FCR: Fulton County Railway
- FCRD: First Coast Railroad
- FEC: Florida East Coast Railway
- FGLK: Finger Lakes Railway
- FIR: Flats Industrial Railroad
- FMID: Florida Midland Railroad
- FMRC: Farmrail Corporation
- FNOR: Florida Northern Railroad
- FNW: Fremont Northwestern Railroad
- FP: Fordyce and Princeton Railroad
- FRR: Falls Road Railroad
- FRVT: Fore River Transportation Corporation
- FSR: Fort Smith Railroad
- FVRR: Fredonia Valley Railroad
- FWCR: Florida West Coast Railroad
- FWDB: Fort Worth and Dallas Belt Railroad
- FWDR: Fort Worth and Dallas Railroad
- FWWR: Fort Worth and Western Railroad
- GC: Georgia Central Railway
- GCK: Georges Creek Railway
- GCSR: Gulf, Colorado and San Saba Railway
- GCW: Garden City Western Railway
- GET: Gettysburg and Northern Railroad
- GFRR: Georgia and Florida Railway
- GITM: Golden Isles Terminal Railroad
- GLC: Great Lakes Central Railroad
- GLSR: Gloster Southern Railroad
- GMR: Georgia Midland Railroad
- GMRC: Green Mountain Railroad
- GMRY: U S Rail Corporation
- GNBC: Grainbelt Corporation
- GNRR: Georgia Northeastern Railroad
- GR: Grand Rapids Eastern Railroad
- GRLW: Greenville and Western Railway
- GRNW: Great Northwest Railroad
- GRR: Georgetown Railroad
- GRW: Gary Railway
- GRWR: Great Walton Railroad
- GSM: Great Smoky Mountains Railroad
- GSWR: Georgia Southwestern Railroad
- GTR: Great River Railroad
- GTRA: Golden Triangle Railroad
- GTW: Grand Trunk Western Railroad
- GU: Grafton and Upton Railroad
- GVSR: Galveston Railroad
- GWR: Great Western Railway of Colorado
- GWRC: Georgia Woodlands Railroad
- GWWE: Gateway Eastern Railway
- HB: Hampton and Branchville Railroad
- HCRR: Honey Creek Railroad
- HE: Hollis and Eastern Railroad
- HESR: Huron and Eastern Railway
- HIRR: Hainesport Industrial Railroad
- HMCR: Huntsville and Madison County Railroad Authority
- HN: Hutchinson and Northern Railway
- HOG: Heart of Georgia Railroad
- HOS: Hoosier Southern Railroad
- HPTD: High Point, Thomasville and Denton Railroad
- HR: Heritage Railroad
- HRR: Hondo Railway
- HRRC: Housatonic Railroad
- HSRR: Hardin Southern Railroad
- IAIS: Iowa Interstate Railroad
- IANR: Iowa Northern Railway
- IANW: Iowa Northwestern Railroad
- IARR: Iowa River Railroad
- IATR: Iowa Traction Railroad
- IBR: Iron Bull Railroad
- IC: Illinois Central Railroad
- ICE: Iowa, Chicago and Eastern Railroad
- ICRK: Indian Creek Railroad
- IERR: Indiana Eastern Railroad
- IHB: Indiana Harbor Belt Railroad
- ILW: Illinois Western Railroad
- IMRR: Illinois and Midland Railroad
- IN: Indiana Northeastern Railroad
- INPR: Idaho Northern and Pacific Railroad
- INRD: Indiana Rail Road
- IORY: Indiana and Ohio Railway
- IR: Illinois Railway
- ISRC: Idaho and Sedalia Transportation Company
- ISRR: Indiana Southern Railroad
- ISW: Indiana Southwestern Railway
- JEFW: Jefferson Warrior Railroad
- JVRR: Juniata Valley Railroad
- KAW: Kaw River Railroad
- KBSR: Kankakee, Beaverville and Southern Railroad
- KCS: Kansas City Southern Railway
- KFR: Kettle Falls International Railway
- KJR: Kiski Junction Railroad
- KJRY: Keokuk Junction Railway
- KNOR: Klamath Northern Railway
- KO: Kansas and Oklahoma Railroad
- KRL: Kasgro Rail Lines
- KRR: Kiamichi Railroad
- KSRY: Kosciusko and Southwestern Railway
- KT: Kentucky and Tennessee Railway
- KTR: Kendallville Terminal Railway
- KWT: KWT Railway
- KXHR: Knoxville and Holston River Railroad
- KYLE: Kyle Railroad
- LAJ: Los Angeles Junction Railway
- LAL: Livonia, Avon and Lakeville Railroad
- LAS: Louisiana Southern Railroad
- LBR: Lowville and Beaver River Railroad
- LC: Lancaster and Chester Railway
- LCR: Lake County Railroad
- LDRR: Louisiana and Delta Railroad
- LER: Logansport and Eel River Short-Line Company
- LIRC: Louisville and Indiana Railroad
- LIRR: Lapeer Industrial Railroad
- LKRR: Little Kanawha River Rail
- LMIC: Lake Michigan and Indiana Railroad
- LNAL: Louisville, New Albany and Corydon Railroad
- LNVT: Landisville Terminal and Transfer Company
- LNW: Louisiana and North West Railroad
- LRPA: Little Rock Port Authority Railroad
- LRS: Laurinburg and Southern Railroad
- LRWN: Little Rock and Western Railway
- LRWY: Lehigh Railway
- LS: Luzerne and Susquehanna Railway
- LSI: Lake Superior and Ishpeming Railroad
- LSRC: Lake State Railway
- LT: Lake Terminal Railroad
- LVRB: Lehigh Valley Rail Management - Bethlehem Division
- LVRJ: Lehigh Valley Rail Management - Johnstown Division
- LVRR: Lycoming Valley Railroad
- LW: Louisville and Wadley Railway
- LXVR: Luxapalila Valley Railroad
- MAL: Michigan Air-Line Railway
- MAW: Maumee and Western Railroad
- MC: Massachusetts Coastal Railroad
- MCER: Massachusetts Central Railroad
- MCLR: McLaughlin Line Railroad
- MCR: McCloud Railway
- MCSA: Moscow, Camden and San Augustine Railroad
- MD: Mississippi Delta Railroad
- MDDE: Maryland and Delaware Railroad
- MDS: Meridian Southern Railway
- MDW: Minnesota, Dakota and Western Railway
- ME: Morristown and Erie Railway
- MERR: Maine Eastern Railroad
- MET: Modesto and Empire Traction Company
- METW: East Troy Electric Railroad
- MGRI: MG Rail, Inc.
- MH: Mount Hood Railroad
- MHSF: Morehead and South Fork Railroad
- MHWA: Mohawk, Adirondack and Northern Railroad
- MIDH: Middletown and Hummelstown Railroad
- MJ: Manufacturers' Junction Railway
- MKC: McKeesport Connecting Railroad
- MMA: Montreal, Maine and Atlantic Railway
- MMID: Maryland Midland Railway
- MMRR: Mid-Michigan Railroad
- MMT: Mission Mountain Railroad
- MNA: Missouri and Northern Arkansas Railroad
- MNBR: M&B Railroad
- MNC: Missouri North Central Railroad
- MNJ: Middletown and New Jersey Railway
- MNN: Minnesota Northern Railroad
- MNNR: Minnesota Commercial Railway
- MNRR: Modoc Northern Railroad
- MPLI: Minnesota Prairie Line, Inc.
- MQT: Marquette Rail, LLC
- MRL: Montana Rail Link
- MRS: Manufacturers Railway
- MS: Michigan Shore Railroad
- MSCI: Mississippi Central Railroad
- MSE: Mississippi Export Railroad
- MSL: Montgomery Short Line LLC
- MSN: Meeker Southern Railroad
- MSO: Michigan Southern Railroad
- MSR: Mississippi Southern Railroad
- MSRW: Mississippian Railway Cooperative
- MSTR: Massena Terminal Railroad
- MSV: Mississippi and Skuna Valley Railroad
- MSWY: Minnesota Southern Railway
- MTNR: Mississippi Tennessee Railroad
- MVP: Missouri and Valley Park Railroad
- MVRY: Mahoning Valley Railway
- MVT: Mount Vernon Terminal Railway
- NAUG: Naugatuck Railroad
- NBER: Nittany and Bald Eagle Railroad
- NCIR: New Castle Industrial Railroad
- NCRC: Nebraska Central Railroad
- NCRL: NC Railroad
- NCVA: North Carolina and Virginia Railroad
- NCYR: Nash County Railroad
- NDCR: NDC Railroad
- NECR: New England Central Railroad
- NEGS: New England Southern Railroad
- NENE: Nebraska Northeastern Railway
- NERR: Nashville and Eastern Railroad
- NHCR: New Hampshire Central Railroad
- NHN: New Hampshire Northcoast Corporation
- NHRR: New Hope and Ivyland Railroad
- NJRC: New Jersey Rail Carriers, LLC
- NKCR: Nebraska Kansas Colorado Railway
- NLR: Northern Lines Railway
- NOGC: New Orleans and Gulf Coast Railway
- NOKL: Northwestern Oklahoma Railroad
- NOPB: New Orleans Public Belt Railroad
- NOW: Northern Ohio and Western Railway
- NPB: Norfolk and Portsmouth Belt Line Railroad
- NPR: Northern Plains Railroad
- NRI: Nebkota Railway
- NS: Norfolk Southern Railway
- NSHR: North Shore Railroad
- NSR: Newburgh and South Shore Railroad
- NTRY: Republic N&T Railroad
- NVRR: Napa Valley Railroad
- NWR: Nashville and Western Railroad
- NYA: New York and Atlantic Railway
- NYER: New York and Eastern Railway
- NYGL: New York and Greenwood Lake Railway
- NYLE: New York and Lake Erie Railroad
- NYNJ: New York New Jersey Rail, LLC
- NYOG: New York and Ogdensburg Railway
- NYSW: New York, Susquehanna and Western Railway
- OAR: Old Augusta Railroad
- OCTL: Oil Creek and Titusville Lines, Inc.
- OHCR: Ohio Central Railroad
- OHIC: Ohi-Rail Corporation
- OHRY: Owego and Harford Railway
- OLB: Omaha, Lincoln and Beatrice Railway
- OMID: Ontario Midland Railroad
- ONCT: Ontario Central Railroad
- OPR: Oregon Pacific Railroad
- OPT: Orange Port Terminal Railway
- OSRR: Ohio Southern Railroad
- OTCR: Oakdale Traction Corporation
- OTR: Oakland Terminal Railway
- OTVR: Otter Tail Valley Railroad
- OUCH: Ouachita Railroad
- OVR: Ohio Valley Railroad
- OVRR: Ozark Valley Railroad
- PAL: Paducah and Louisville Railway
- PAM: Pittsburgh, Allegheny and McKees Rocks Railroad
- PBR: Patapsco and Back Rivers Railroad
- PBVR: Port Bienville Railroad
- PCC: Palouse River and Coulee City Railroad
- PCN: Point Comfort and Northern Railway
- PDRR: Pee Dee River Railroad
- PGR: Progressive Rail, Inc.
- PHL: Pacific Harbor Line, Inc.
- PI: Paducah and Illinois Railroad
- PICK: Pickens Railway
- PJR: Port Jersey Railroad
- PKHP: Pickens Railway, Honea Path Division
- PNR: Panhandle Northern Railroad
- PNW: Prescott and Northwestern Railroad
- PNWR: Portland and Western Railroad
- POHC: Pittsburgh and Ohio Central Railroad
- POTB: Port of Tillamook Bay Railroad
- POVA: Pend Oreille Valley Railroad
- PRV: Pearl River Valley Railroad
- PRY: Pioneer Industrial Railway
- PSAP: Puget Sound and Pacific Railroad
- PSCC: Pennsylvania and Southern Railway
- PSRR: Pacific Sun Railroad
- PSWR: Pennsylvania Southwestern Railroad
- PT: Peninsula Terminal Company
- PTC: Plainview Terminal Company
- PTR: Port Terminal Railroad of South Carolina
- PTRA: Port Terminal Railroad Association
- PTRC: Portland Terminal Railroad
- PUCC: Port Utilities Commission of Charleston, South Carolina
- PVRR: Pioneer Valley Railroad
- PVS: Pecos Valley Southern Railway
- PW: Providence and Worcester Railroad
- QRR: Quincy Railroad
- RARW: Butte, Anaconda and Pacific Railway
- RBMN: Reading Blue Mountain and Northern Railroad
- RCRY: Raritan Central Railway
- RJCC: R.J. Corman Railroad/Central Kentucky Lines
- RJCK: R.J. Corman Railroad/Tennessee Terminal
- RJCL: R.J. Corman Railroad/Cleveland Line
- RJCM: R.J. Corman Railroad/Memphis Line
- RJCN: R.J. Corman Railroad/Allentown Lines
- RJCP: R.J. Corman Railroad/Pennsylvania Lines
- RJCR: R.J. Corman Railroad/Bardstown Line
- RJCV: R.J. Corman Railroad/West Virginia Line
- RJCW: R.J. Corman Railroad/Western Ohio Lines
- RPRC: Richmond Pacific Railroad
- RRC: Redmont Railway
- RRRR: Rock and Rail LLC
- RRVW: Red River Valley and Western Railroad
- RSM: Railroad Switching Services of Missouri
- RSNR: Red Springs and Northern Railroad
- RSOR: Riceboro Southern Railway
- RSR: Rochester and Southern Railroad
- RSS: Rockdale, Sandow and Southern Railroad
- RVPR: Riverport Railroad
- RVSC: Rio Valley Switching Company
- SAN: Sandersville Railroad
- SAPT: Savannah Port Terminal Railroad
- SAV: Sacramento Valley Railroad
- SB: South Buffalo Railway
- SBG: Savage Bingham and Garfield Railroad
- SBLN: Sterling Belt Line Railway
- SBRR: Stourbridge Railroad
- SBVR: South Branch Valley Railroad
- SCBG: Santa Cruz, Big Trees and Pacific Railway
- SCIH: South Chicago and Indiana Harbor Railway
- SCRF: South Carolina Central Railroad
- SCS: Squaw Creek Southern Railroad
- SCTR: South Central Tennessee Railroad
- SCXF: South Central Florida Express, Inc.
- SCXY: St. Croix Valley Railroad
- SDBB: Somerset Terminal Railroad
- SDIY: San Diego and Imperial Valley Railroad
- SE: SEMO Port Railroad
- SERA: Sierra Northern Railway
- SFS: Santa Fe Southern Railway
- SGLR: Seminole Gulf Railway
- SH: Steelton and Highspire Railroad
- SIND: Southern Indiana Railway
- SJVR: San Joaquin Valley Railroad
- SKOL: South Kansas and Oklahoma Railroad
- SL: Salt Lake City Southern Railroad
- SLAL: South Plains Lamesa Railroad
- SLC: San Luis Central Railroad
- SLGG: Sidney and Lowe Railroad
- SLGW: Salt Lake, Garfield and Western Railway
- SLR: St. Lawrence and Atlantic Railroad
- SLRG: San Luis and Rio Grande Railroad
- SLRS: SMS Rail Service, Inc.
- SLWC: Stillwater Central Railroad
- SM: St. Mary's Railroad
- SMRR: Sisseton Milbank Railroad
- SMV: Santa Maria Valley Railroad
- SMW: St. Marys Railway West
- SNR: Sunflour Railroad
- SNY: SMS Rail Lines of New York, LLC
- SOM: Somerset Railroad
- SOO: Soo Line Railroad
- SPSR: San Pedro and Southwestern Railroad
- SQVR: Sequatchie Valley Railroad
- SRC: Strasburg Rail Road
- SRN: Sabine River and Northern Railroad
- SRNJ: Southern Railroad of New Jersey
- SS: Sand Springs Railway
- SSAM: Sault Ste. Marie Bridge Company
- SSC: Southern Switching Company
- SSJR: Sheffield Station Junction Railway
- ST: Springfield Terminal Railway
- STE: Stockton Terminal and Eastern Railroad
- STMA: St. Maries River Railroad
- STR: Shawnee Terminal Railway
- SVRR: Shamokin Valley Railroad
- SW: Southwestern Railroad
- SWP: Southwest Pennsylvania Railroad
- TASD: Terminal Railway Alabama State Docks
- TBRY: Thermal Belt Railway
- TCB: Texas Central Business Lines Corporation
- TCBY: Tecumseh Branch Connecting Railroad
- TCKR: Turtle Creek Industrial Railroad
- TCRY: Tri-City and Olympia Railroad
- TCT: Texas City Terminal Railway
- TCWR: Twin Cities and Western Railroad
- TI: Turners Island, LLC
- TIBR: Timber Rock Railroad
- TISH: Tishomingo Railroad
- TKEN: Tennken Railroad
- TM: Texas Mexican Railway
- TMBL: Tacoma Rail
- TMSS: Towanda-Monroeton Shippers Lifeline, Inc.
- TN: Texas and Northern Railway
- TNER: Texas Northeastern Railroad
- TNHR: Three Notch Railroad
- TNMR: Texas-New Mexico Railroad
- TOE: Texas, Oklahoma and Eastern Railroad
- TPW: Toledo, Peoria and Western Railway
- TR: Tomahawk Railway
- TRC: Trona Railway
- TRMW: Tacoma Rail Mountain Division
- TRRA: Terminal Railroad Association of St. Louis
- TSE: Texas South-Eastern Railroad
- TSRR: Tennessee Southern Railroad
- TSU: Tulsa-Sapulpa Union Railway
- TTIS: Transkentucky Transportation Railroad
- TTR: Talleyrand Terminal Railroad
- TVRR: Tulare Valley Railroad
- TXGN: Texas, Gonzales and Northern Railway
- TXNW: Texas North Western Railway
- TXOR: Texas and Oklahoma Railroad
- TXPF: Texas Pacifico Transportation
- TXR: Texas Rock Crusher Railway
- TYBR: Tyburn Railroad
- TZPR: Tazewell and Peoria Railroad
- UCRY: Utah Central Railway
- UMP: Upper Merion and Plymouth Railroad
- UP: Union Pacific Railroad
- URR: Union Railroad
- UTAH: Utah Railway
- VCRR: Ventura County Railroad
- VR: Valdosta Railway
- VRR: Vaughan Railroad
- VRRC: Vandalia Railroad
- VSOR: Vicksburg Southern Railroad
- VSR: V&S Railway
- VSRR: Virginia Southern Railroad
- VST: Towner Railway
- VTR: Vermont Railway
- VVRR: Vermilion Valley Railroad
- WACR: Washington County Railroad
- WBCR: Wabash Central Railroad
- WC: Wisconsin Central Ltd.
- WCLR: Waccamaw Coast Line Railroad
- WCOR: Wellsboro and Corning Railroad
- WCTR: WCTU Railway
- WE: Wheeling and Lake Erie Railway
- WGCR: Wiregrass Central Railroad
- WHOE: Walking Horse and Eastern Railroad
- WIR: Washington and Idaho Railway
- WKRL: Western Kentucky Railway
- WMI: West Michigan Railroad
- WN: Wisconsin Northern Railroad
- WNYP: Western New York and Pennsylvania Railroad
- WPRR: Willamette and Pacific Railroad
- WRRC: Western Rail Road
- WRS: Western Rail Switching
- WSOR: Wisconsin and Southern Railroad
- WSR: Warren and Saline River Railroad
- WSRY: Winamac Southern Railway
- WSS: Winston-Salem Southbound Railway
- WTA: Wichita Terminal Association
- WTJR: Wichita, Tillman and Jackson Railway
- WTLC: West Texas and Lubbock Railway
- WTNN: West Tennessee Railroad
- WTRM: Warren and Trumbull Railroad
- WTRY: Wilmington Terminal Railroad
- WURR: Wallowa Union Railroad Authority
- WVR: Willamette Valley Railway
- WW: Winchester and Western Railroad
- WWRC: Wilmington and Western Railroad
- WYCO: Wyoming Colorado Railroad
- YARR: Youngstown and Austintown Railroad
- YB: Youngstown Belt Railroad
- YRC: York Railway
- YSRR: Youngstown and Southeastern Railroad
- YSVR: Yellowstone Valley Railroad
- YVRR: Yadkin Valley Railroad
- YW: Yreka Western Railroad