AOK
| Arkansas-Oklahoma Railroad | 3 |
ATW
| Atlantic and Western | 4 |
BKTY
| Union Pacific Railroad Company | 3 |
BNSF
| BNSF Railway | 37 |
CEFX
| CIT Group/Capital Finance, Inc | 1 |
COER
| Crab Orchard & Egyptian | 1 |
CRLE
| Coe Rail Incorporated | 2 |
CUOH
| Columbus and Ohio River Railroad Company | 1 |
FBOX
| TTX Company | 82 |
IBT
| International Bridge and Terminal Company | 11 |
KCS
| Kansas City Southern | 2 |
LRS
| Laurinburg and Southern | 5 |
MRL
| Montana Rail Link | 11 |
NOKL
| Northwestern Oklahoma | 4 |
SLR
| St Lawrence & Atlantic | 1 |
SP
| Southern Pacific | 1 |
TOFX
| TTX Company - Box Cars | 4 |
TR
| Tomahawk Railway L.P. | 4 |
UP
| Union Pacific Railroad Company | 1 |