AOK
| Arkansas-Oklahoma Railroad | 6 |
BNSF
| BNSF Railway | 3 |
CMO
| Chicago St Paul Minneapolis & Omaha | 1 |
CNA
| Canadian National Railways | 2 |
CP
| Canadian Pacific Railway | 2 |
CTTX
| TTX Company - Autoracks | 1 |
ETTX
| TTX Company - Autoracks | 17 |
TTGX
| TTX Company-Autoracks | 62 |
TTUX
| TTX Company | 1 |