BNSF
| BNSF Railway | 11 |
CN
| Canadian National Railways | 1 |
CNA
| Canadian National Railways | 1 |
CTTX
| TTX Company - Autoracks | 9 |
ETTX
| TTX Company - Autoracks | 139 |
KCS
| Kansas City Southern | 3 |
NS
| Norfolk Southern | 16 |
PW
| Providence and Worcester | 1 |
SOO
| Soo Line | 5 |
SP
| Southern Pacific | 4 |
SSW
| St Louis Southwestern (Cotton Belt) | 1 |
TTGX
| TTX Company-Autoracks | 838 |
TTUX
| TTX Company | 2 |
WRWK
| Providence & Worchester Railroad | 2 |