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