BNSF
| BNSF Railway | 1 |
CMO
| Chicago St Paul Minneapolis & Omaha | 3 |
CPAA
| Canadian Pacific Railway | 1 |
KCS
| Kansas City Southern | 1 |
NOKL
| Northwestern Oklahoma | 1 |
PW
| Providence and Worcester | 1 |
TOAX
| TTX Company - Autoracks | 5 |
TR
| Tomahawk Railway L.P. | 1 |
TTGX
| TTX Company-Autoracks | 2 |
UCRY
| Utah Central | 1 |