BNSF
| BNSF Railway | 3 |
BTTX
| TTX Company - Autoracks | 2 |
CN
| Canadian National Railways | 5 |
CNA
| Canadian National Railways | 3 |
CP
| Canadian Pacific Railway | 1 |
CTTX
| TTX Company - Autoracks | 1 |
ETTX
| TTX Company - Autoracks | 1 |
GTW
| Grand Trunk Western | 1 |
QNSL
| Quebec, North Shore and Labrador | 1 |
SP
| Southern Pacific | 1 |
TTGX
| TTX Company-Autoracks | 29 |
TTUX
| TTX Company | 1 |