ABOX
| TTX Company | 2 |
ALM
| Arkansas Louisiana and Mississippi Railr | 3 |
AOK
| Arkansas-Oklahoma Railroad | 4 |
ATW
| Atlantic and Western | 2 |
AZER
| Arizona Eastern Railway Company | 2 |
BKTY
| Union Pacific Railroad Company | 1 |
BNSF
| BNSF Railway | 7 |
CHTT
| Chicago Heights Terminal Transfer | 1 |
CN
| Canadian National Railways | 1 |
CNA
| Canadian National Railways | 2 |
CNW
| Chicago & Northwestern | 3 |
COER
| Crab Orchard & Egyptian | 2 |
CPAA
| Canadian Pacific Railway | 1 |
CRLE
| Coe Rail Incorporated | 1 |
CSX
| CSX Railroad | 20 |
DRGW
| Denver & Rio Grande Western | 7 |
DWC
| Canadian National Railways | 2 |
EEC
| East Erie Commercial Railroad | 10 |
FBOX
| TTX Company | 4 |
FXE
| Ferromex | 1 |
GACX
| General American Marks Company | 2 |
GTW
| Grand Trunk Western | 4 |
HLMX
| Helm Financial Corporation | 2 |
HS
| H and S Railroad Company | 4 |
ICG
| Illinois Central Gulf | 2 |
KCS
| Kansas City Southern | 4 |
LRS
| Laurinburg and Southern | 1 |
LW
| Louisville and Wadley Railway Company | 1 |
MDW
| Minnesota Dakota and Western Railway Com | 2 |
MKT
| Missouri-Kansas-Texas | 1 |
MP
| Missouri Pacific | 16 |
MRS
| Manufacturers Railway | 2 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 2 |
NOKL
| Northwestern Oklahoma | 6 |
NS
| Norfolk Southern | 10 |
NYC
| New York Central | 13 |
RBOX
| Railbox Company | 5 |
RJCM
| R.J. Corman Railroad Company/ Memphis Li | 3 |
SOU
| Southern | 3 |
SP
| Southern Pacific | 21 |
SRN
| Sabine River & Northern | 4 |
SSW
| St Louis Southwestern (Cotton Belt) | 22 |
TBOX
| TTX Company | 15 |
TOBX
| TTX Company - Box Cars | 3 |
TOE
| Texas Oklahoma and Eastern RR Company | 2 |
TR
| Tomahawk Railway L.P. | 3 |
UP
| Union Pacific Railroad Company | 12 |
WP
| Western Pacific | 5 |
WRWK
| Providence & Worchester Railroad | 2 |
WSOR
| Wisconsin & Southern | 1 |