AMTK
| Amtrak | 2 |
ANR
| Angelina and Neches River Railroad | 1 |
ATW
| Atlantic and Western | 4 |
BCOL
| Canadian National Railways | 2 |
BKTY
| Union Pacific Railroad Company | 4 |
BNSF
| BNSF Railway | 1 |
CBQ
| Chicago Burlington & Quincy | 1 |
CN
| Canadian National Railways | 3 |
CNA
| Canadian National Railways | 2 |
CNIS
| Canadian National Railways | 13 |
CNW
| Chicago & Northwestern | 1 |
COER
| Crab Orchard & Egyptian | 3 |
CP
| Canadian Pacific Railway | 3 |
CPAA
| Canadian Pacific Railway | 1 |
CSX
| CSX Railroad | 3 |
DWC
| Canadian National Railways | 2 |
FSRR
| FerroSur | 8 |
FXE
| Ferromex | 5 |
GACX
| General American Marks Company | 3 |
GTW
| Grand Trunk Western | 5 |
ICG
| Illinois Central Gulf | 6 |
KCS
| Kansas City Southern | 5 |
LRS
| Laurinburg and Southern | 1 |
MEC
| Maine Central | 1 |
MP
| Missouri Pacific | 1 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 4 |
NW
| Norfolk & Western | 3 |
NYC
| New York Central | 2 |
ONT
| Ontario Northland Railway | 2 |
RBOX
| Railbox Company | 2 |
SGLR
| Seminole Gulf | 1 |
SMW
| St Marys Railway West LLC | 1 |
SOU
| Southern | 6 |
SP
| Southern Pacific | 3 |
SSW
| St Louis Southwestern (Cotton Belt) | 3 |
TBOX
| TTX Company | 13 |
TFM
| Kansas City Southern De Mexico | 2 |
TOE
| Texas Oklahoma and Eastern RR Company | 1 |
TOFX
| TTX Company - Box Cars | 1 |
UP
| Union Pacific Railroad Company | 3 |