AOK
| Arkansas-Oklahoma Railroad | 4 |
ATW
| Atlantic and Western | 12 |
BNSF
| BNSF Railway | 3 |
CN
| Canadian National Railways | 19 |
COER
| Crab Orchard & Egyptian | 5 |
CRLE
| Coe Rail Incorporated | 22 |
FBOX
| TTX Company | 80 |
GACX
| General American Marks Company | 4 |
GTW
| Grand Trunk Western | 60 |
HKRX
| HKRX | 1 |
IANR
| Iowa Northern Ry | 7 |
IBT
| International Bridge and Terminal Company | 2 |
LRS
| Laurinburg and Southern | 1 |
MMA
| Montreal, Maine & Atlantic | 2 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 26 |
NOKL
| Northwestern Oklahoma | 11 |
TOFX
| TTX Company - Box Cars | 5 |
TR
| Tomahawk Railway L.P. | 22 |
UCRY
| Utah Central | 1 |
WC
| Wisconsin Central | 4 |
WFRX
| WELLS FARGO RAIL CORPORATION | 1 |
WRWK
| Providence & Worchester Railroad | 6 |
YKR
| York Rail | 2 |