AA
| Ann Arbor | 3 |
ABOX
| TTX Company | 30 |
ADN
| Ashley Drew & Northern | 2 |
AERC
| Albany and Eastern Railroad Company | 3 |
AG
| Galveston Railroad L.P. | 1 |
AGR
| Alabama and Gulf Coast | 41 |
ALAB
| Alabama Railroad | 8 |
ALM
| Arkansas Louisiana and Mississippi Railr | 4 |
ALY
| Allegheny and Eastern Railroad Incorpora | 3 |
AMTK
| Amtrak | 1 |
AN
| Apalachicola Northern | 1 |
ANR
| Angelina and Neches River Railroad | 2 |
AOK
| Arkansas-Oklahoma Railroad | 34 |
ATSF
| Atchison Topeka & Santa Fe | 23 |
ATW
| Atlantic and Western | 52 |
AZER
| Arizona Eastern Railway Company | 15 |
BAEX
| Andersons | 9 |
BAR
| Bangor & Aroostook | 3 |
BAYL
| Bay Line, LLC | 2 |
BCIT
| Canadian National Railways | 2 |
BCOL
| Canadian National Railways | 5 |
BKTY
| Union Pacific Railroad Company | 111 |
BM
| Boston & Maine | 18 |
BMS
| Berlin Mills | 1 |
BN
| Burlington Northern | 14 |
BNSF
| BNSF Railway | 20 |
BO
| Baltimore & Ohio | 4 |
BPRR
| Buffalo and Pittsburgh | 1 |
CAGY
| Columbus & Greenville Railway | 3 |
CAMY
| CAMP CHASE RAILWAY COMPANY, LLC | 1 |
CBQ
| Chicago Burlington & Quincy | 6 |
CCR
| Corinth & Counce | 1 |
CEFX
| CIT Group/Capital Finance, Inc | 4 |
CG
| Central Of Georgia | 1 |
CHTT
| Chicago Heights Terminal Transfer | 13 |
CIBX
| CIT Group/Capital Finance, Inc | 9 |
CIC
| Cedar Rapids & Iowa City | 12 |
CIRR
| Chattahoochee Industrial Railroad | 17 |
CLC
| Columbia and Cowlitz Railway Company | 1 |
CLP
| Clarendon and Pittsford | 1 |
CLSX
| Cargill Incorporated Salt Division | 1 |
CMHX
| CarMath Incorporated | 3 |
CMQ
| CENTRAL MAINE & QUEBEC RAILWAY | 1 |
CN
| Canadian National Railways | 40 |
CNA
| Canadian National Railways | 53 |
CNIS
| Canadian National Railways | 8 |
CNW
| Chicago & Northwestern | 40 |
CO
| Chesapeake & Ohio | 4 |
COER
| Crab Orchard & Egyptian | 23 |
CP
| Canadian Pacific Railway | 44 |
CPAA
| Canadian Pacific Railway | 2 |
CPC
| CPC | 1 |
CR
| Conrail | 112 |
CRLE
| Coe Rail Incorporated | 4 |
CRR
| Clinchfield | 2 |
CSX
| CSX Railroad | 80 |
CUOH
| Columbus and Ohio River Railroad Company | 1 |
CV
| Central Vermont | 3 |
CWP
| Chicago West Pullman & Southern | 1 |
DH
| Delaware & Hudson | 11 |
DJJX
| Joseph Transportation Incorporated | 3 |
DJTX
| Joseph Transportation Incorporated | 1 |
DLW
| Delaware Lackawanna & Western | 1 |
DME
| Dakota, Minnesota and Eastern | 6 |
DMM
| Dansville and Mount Morris Railroad Comp | 3 |
DRGW
| Denver & Rio Grande Western | 11 |
DTI
| Detroit Toledo & Ironton | 11 |
DTS
| Detroit & Toledo ShoreLine | 3 |
DWC
| Canadian National Railways | 20 |
EEC
| East Erie Commercial Railroad | 47 |
EL
| Erie Lackawanna | 7 |
ELS
| Escanaba and Lake Superior Railroad Comp | 2 |
EPRY
| East Penn Railway | 1 |
ERIE
| Erie Railroad | 2 |
FBOX
| TTX Company | 28 |
FCCM
| Compania de Ferrocarriles Chiapas Mayab | 1 |
FCRD
| First Coast Railway | 1 |
FEC
| Florida East Coast | 1 |
FGLK
| Finger Lakes Railway | 1 |
FLOX
| CIT Group/Capital Finance, Inc | 2 |
FRDN
| H and S Railroad Company Incorporated | 1 |
FRR
| Falls Road Railroad Company Incorporated | 1 |
FSRR
| FerroSur | 6 |
FWD
| Fort Worth & Denver | 1 |
FXE
| Ferromex | 7 |
GACX
| General American Marks Company | 24 |
GBW
| Green Bay & Western | 2 |
GFRR
| Georgia and Florida Railnet | 1 |
GMO
| Gulf Mobile & Ohio | 2 |
GMRC
| Green Mountain RR | 68 |
GMRX
| GMRX | 1 |
GMSR
| Kansas City Southern | 2 |
GN
| Great Northern | 4 |
GNRR
| Georgia Northeastern | 12 |
GNWR
| Genesee and Wyoming Railroad Company | 15 |
GRRY
| GRRY | 1 |
GSWR
| Georgia Southwestern | 1 |
GTRA
| Golden Triangle Railroad | 1 |
GTW
| Grand Trunk Western | 56 |
HATX
| Helm Financial Corporation | 1 |
HCRY
| Huron Central Railway | 1 |
HESR
| Huron and Eastern | 2 |
HKRX
| HKRX | 5 |
HLMX
| Helm Financial Corporation | 4 |
HPJX
| Helm-Pacific Leasing | 5 |
HS
| H and S Railroad Company | 44 |
IANR
| Iowa Northern Ry | 12 |
IATR
| Iowa Traction Railroad Company | 9 |
IBT
| International Bridge and Terminal Company | 15 |
IC
| Illinois Central | 25 |
ICG
| Illinois Central Gulf | 4 |
ITC
| Illinois Terminal Railroad | 2 |
ITLX
| General Electric Rail Services | 1 |
KCS
| Kansas City Southern | 58 |
KCSM
| Kansas City Southern De Mexico | 4 |
KWT
| KWT Railway | 1 |
LBR
| Lowville and Beaver River Railroad Compa | 7 |
LN
| Louisville & Nashville | 1 |
LNAC
| Chattahoochee Bay Railroad, LLC | 1 |
LNW
| Louisiana & Northwestern | 1 |
LRS
| Laurinburg and Southern | 38 |
LRWN
| Little Rock & Western | 4 |
LV
| Lehigh Valley | 5 |
LVRC
| Lamoille Valley | 7 |
LW
| Louisville and Wadley Railway Company | 19 |
MB
| Meridian & Bigbee | 1 |
MDW
| Minnesota Dakota and Western Railway Com | 7 |
MEC
| Maine Central | 34 |
MET
| Modesto and Empire Traction Company | 2 |
MILW
| Milwaukee Road | 10 |
MMA
| Montreal, Maine & Atlantic | 5 |
MMID
| Maryland Midland | 1 |
MNS
| Minneapolis Northfield & Southern | 3 |
MP
| Missouri Pacific | 56 |
MQT
| Marquette Rail | 6 |
MR
| McCloud Railway Company | 2 |
MRCX
| General Electric Rail Services Corporation | 1 |
MRL
| Montana Rail Link | 2 |
MSDR
| Knoxville & Holston River Railroad | 5 |
MSRC
| Kansas City Southern | 2 |
MSTL
| Minneapolis & St Louis | 1 |
MTNR
| Mississippi Tennessee Railroad LLC | 2 |
MWCX
| Midwest Railcar Corporation | 7 |
NFD
| Norfolk, Franklin and Danville | 1 |
NHCR
| New Hampshire Central Railroad | 1 |
NIRX
| General Electric Rail Services | 2 |
NJ
| Delaware and Hudson Railway Company Incorporated | 1 |
NJII
| New Jersey, Indiana and Illinois | 2 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 20 |
NKP
| Nickel Plate | 1 |
NOKL
| Northwestern Oklahoma | 24 |
NRI
| Nebkota Railway Incorporated | 1 |
NRLX
| CIT Group/Capital Finance, Inc | 2 |
NS
| Norfolk Southern | 108 |
NSHR
| North Shore | 1 |
NSRC
| North Stratford RR | 1 |
NW
| Norfolk & Western | 59 |
NYC
| New York Central | 43 |
ONT
| Ontario Northland Railway | 2 |
PBRX
| TYSON FRESH MEATS | 1 |
PC
| Penn Central | 3 |
PDRR
| Pee Dee River RR | 1 |
PE
| Peoria & Eastern | 3 |
PGER
| PGER | 2 |
PM
| Pere Marquette | 2 |
PRL
| Penn Eastern Rail Lines Incorporated | 1 |
PRR
| Pennsylvania Railroad | 13 |
PSMX
| Esco Corporation | 2 |
QC
| Quebec Central | 12 |
QGRY
| Quebec Gatineau Railway Incorporated | 6 |
RBOX
| Railbox Company | 40 |
RDG
| Reading Railroad | 3 |
REX
| Railway Express Agency, Inc. | 2 |
RJCM
| R.J. Corman Railroad Company/ Memphis Li | 2 |
ROCK
| Rock Island | 2 |
RUTL
| RUTL | 1 |
SBD
| Seaboard System | 7 |
SBVR
| South Branch Valley Rail Road | 1 |
SCFX
| SCFX | 1 |
SCL
| Seaboard Coast Line | 6 |
SGLR
| Seminole Gulf | 4 |
SIRX
| Southern Illinois Railcar Company | 3 |
SLGG
| Progress Rail Services Corporation | 1 |
SLR
| St Lawrence & Atlantic | 5 |
SLSF
| Saint Louis-San Francisco | 3 |
SLY
| SLY | 1 |
SM
| St. Marys Railroad | 1 |
SMW
| St Marys Railway West LLC | 6 |
SNC
| Saratoga & North Creek Railway | 4 |
SOO
| Soo Line | 17 |
SOU
| Southern | 59 |
SP
| Southern Pacific | 59 |
SRN
| Sabine River & Northern | 13 |
SRY
| Southern Railway of British Columbia Lim | 4 |
SSW
| St Louis Southwestern (Cotton Belt) | 28 |
TBOX
| TTX Company | 26 |
TCWR
| Twin Cities and Western | 1 |
TFM
| Kansas City Southern De Mexico | 8 |
TIMX
| Trinity Industries Leasing Company | 2 |
TOBX
| TTX Company - Box Cars | 13 |
TOE
| Texas Oklahoma and Eastern RR Company | 4 |
TOFX
| TTX Company - Box Cars | 20 |
TR
| Tomahawk Railway L.P. | 7 |
UP
| Union Pacific Railroad Company | 14 |
USLX
| General Electric Rail Services | 1 |
WAB
| Wabash | 1 |
WLO
| Waterloo Railway Company (Illinois Central) | 1 |
WP
| Western Pacific | 17 |
WRWK
| Providence & Worchester Railroad | 19 |
WRX
| Western Refrigerator Line Company Termin | 1 |
WSOR
| Wisconsin & Southern | 1 |
WVRC
| WABASH VALLEY RAILROAD CO. | 2 |
YKR
| York Rail | 1 |