BNSF
| BNSF Railway | 2 |
CEFX
| CIT Group/Capital Finance, Inc | 1 |
COER
| Crab Orchard & Egyptian | 2 |
FBOX
| TTX Company | 4 |
IBT
| International Bridge and Terminal Company | 4 |
KCS
| Kansas City Southern | 1 |
LRS
| Laurinburg and Southern | 1 |
NOKL
| Northwestern Oklahoma | 4 |
SP
| Southern Pacific | 4 |
TOE
| Texas Oklahoma and Eastern RR Company | 3 |
TR
| Tomahawk Railway L.P. | 1 |
UP
| Union Pacific Railroad Company | 2 |