BNSF
| BNSF Railway | 6 |
CW
| Colorado and Wyoming | 1 |
ICG
| Illinois Central Gulf | 1 |
NOKL
| Northwestern Oklahoma | 2 |
SNC
| Saratoga & North Creek Railway | 1 |
SSW
| St Louis Southwestern (Cotton Belt) | 2 |
TTJX
| TTX Company-Bulkhead Flats | 1 |
TTPX
| TTX Company - Bulkhead Flats | 4 |
UP
| Union Pacific Railroad Company | 2 |