AOK
| Arkansas-Oklahoma Railroad | 3 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BNSF
| BNSF Railway | 3 |
CN
| Canadian National Railways | 1 |
CNA
| Canadian National Railways | 1 |
CP
| Canadian Pacific Railway | 2 |
CTTX
| TTX Company - Autoracks | 3 |
ETTX
| TTX Company - Autoracks | 10 |
SSW
| St Louis Southwestern (Cotton Belt) | 1 |
TTGX
| TTX Company-Autoracks | 20 |
WRWK
| Providence & Worchester Railroad | 4 |