ABOX
| TTX Company | 6 |
AGR
| Alabama and Gulf Coast | 6 |
ALY
| Allegheny and Eastern Railroad Incorpora | 8 |
AN
| Apalachicola Northern | 2 |
AOK
| Arkansas-Oklahoma Railroad | 22 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
ATW
| Atlantic and Western | 11 |
BAEX
| Andersons | 4 |
BAR
| Bangor & Aroostook | 3 |
BAYL
| Bay Line, LLC | 1 |
BCOL
| Canadian National Railways | 14 |
BKTY
| Union Pacific Railroad Company | 18 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 21 |
BPRR
| Buffalo and Pittsburgh | 6 |
BR
| Buffalo and Pittsburgh | 1 |
CHTT
| Chicago Heights Terminal Transfer | 4 |
CIBX
| CIT Group/Capital Finance, Inc | 1 |
CIRR
| Chattahoochee Industrial Railroad | 4 |
CMQ
| CENTRAL MAINE & QUEBEC RAILWAY | 1 |
CN
| Canadian National Railways | 83 |
CNA
| Canadian National Railways | 67 |
CNIS
| Canadian National Railways | 17 |
CNW
| Chicago & Northwestern | 3 |
CO
| Chesapeake & Ohio | 4 |
COER
| Crab Orchard & Egyptian | 2 |
CP
| Canadian Pacific Railway | 351 |
CPAA
| Canadian Pacific Railway | 60 |
CR
| Conrail | 6 |
CRLE
| Coe Rail Incorporated | 15 |
CSX
| CSX Railroad | 75 |
CV
| Central Vermont | 6 |
CVC
| Canadian National Railways | 4 |
DMM
| Dansville and Mount Morris Railroad Comp | 1 |
DR
| Dardanelle and Russellville Railroad Inc | 1 |
DWC
| Canadian National Railways | 34 |
EEC
| East Erie Commercial Railroad | 11 |
ELS
| Escanaba and Lake Superior Railroad Comp | 1 |
FBOX
| TTX Company | 25 |
FGLK
| Finger Lakes Railway | 1 |
FLOX
| CIT Group/Capital Finance, Inc | 2 |
GACX
| General American Marks Company | 4 |
GMRC
| Green Mountain RR | 1 |
GNRR
| Georgia Northeastern | 2 |
GNWR
| Genesee and Wyoming Railroad Company | 3 |
GTW
| Grand Trunk Western | 18 |
GVSR
| Galveston Railroad L.P. | 3 |
HLMX
| Helm Financial Corporation | 2 |
HMIX
| Henkels and McCoy Inc | 1 |
HPJX
| Helm-Pacific Leasing | 1 |
HS
| H and S Railroad Company | 54 |
IANR
| Iowa Northern Ry | 12 |
IATR
| Iowa Traction Railroad Company | 1 |
IBT
| International Bridge and Terminal Company | 7 |
IC
| Illinois Central | 16 |
ICG
| Illinois Central Gulf | 3 |
KCS
| Kansas City Southern | 17 |
KCSM
| Kansas City Southern De Mexico | 1 |
KLRX
| KOCH RAIL LLC | 2 |
KOR
| KOR | 1 |
KSCX
| KAPSTONE CHARLESTON KRAFT, LLC | 1 |
KYLE
| Kyle Railroad | 1 |
LBR
| Lowville and Beaver River Railroad Compa | 14 |
LCLX
| Ledcor Communications Limited | 1 |
LRS
| Laurinburg and Southern | 6 |
LRWN
| Little Rock & Western | 1 |
LW
| Louisville and Wadley Railway Company | 25 |
MB
| Meridian & Bigbee | 1 |
MDW
| Minnesota Dakota and Western Railway Com | 3 |
MEC
| Maine Central | 4 |
MILW
| Milwaukee Road | 2 |
MMA
| Montreal, Maine & Atlantic | 30 |
MNNR
| Minnesota Commercial | 3 |
MP
| Missouri Pacific | 7 |
MRL
| Montana Rail Link | 9 |
NADX
| General Electric Rail Services | 4 |
NAR
| Northern Alberta Railways | 1 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 7 |
NOKL
| Northwestern Oklahoma | 32 |
NRLX
| CIT Group/Capital Finance, Inc | 4 |
NS
| Norfolk Southern | 91 |
NW
| Norfolk & Western | 9 |
NYC
| New York Central | 24 |
ONT
| Ontario Northland Railway | 18 |
PAL
| Paducah & Louisville | 2 |
PGR
| Progressive Rail, Inc | 1 |
PMRX
| Progress Metal Reclamation Company | 2 |
QC
| Quebec Central | 16 |
QGRY
| Quebec Gatineau Railway Incorporated | 12 |
RBOX
| Railbox Company | 33 |
SAL
| Seaboard Air Line | 1 |
SGLR
| Seminole Gulf | 1 |
SLC
| San Luis Central Railroad Company | 7 |
SLGG
| Progress Rail Services Corporation | 31 |
SLR
| St Lawrence & Atlantic | 17 |
SOO
| Soo Line | 10 |
SOU
| Southern | 42 |
SP
| Southern Pacific | 10 |
SRN
| Sabine River & Northern | 1 |
SRY
| Southern Railway of British Columbia Lim | 2 |
SSAM
| Sault Ste. Marie Bridge Company (Canadia | 2 |
SSW
| St Louis Southwestern (Cotton Belt) | 6 |
TBOX
| TTX Company | 136 |
TFM
| Kansas City Southern De Mexico | 3 |
TOBX
| TTX Company - Box Cars | 2 |
TOFX
| TTX Company - Box Cars | 9 |
TR
| Tomahawk Railway L.P. | 46 |
TSRD
| Twin State Railroad Company | 3 |
UCRY
| Utah Central | 1 |
UP
| Union Pacific Railroad Company | 16 |
WC
| Wisconsin Central | 36 |
WCCL
| Wisconsin Central | 4 |
WLO
| Waterloo Railway Company (Illinois Central) | 2 |
WP
| Western Pacific | 5 |
WRWK
| Providence & Worchester Railroad | 9 |
XWT
| XWT | 1 |
YKR
| York Rail | 4 |
YVRR
| Yadkin Valley | 2 |