BNSF
| BNSF Railway | 48 |
CN
| Canadian National Railways | 4 |
CNA
| Canadian National Railways | 3 |
CP
| Canadian Pacific Railway | 2 |
CTTX
| TTX Company - Autoracks | 9 |
ETTX
| TTX Company - Autoracks | 6 |
GTW
| Grand Trunk Western | 4 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 12 |
PW
| Providence and Worcester | 3 |
SFLC
| BNSF Railway | 7 |
SOO
| Soo Line | 7 |
SSW
| St Louis Southwestern (Cotton Belt) | 3 |
TTGX
| TTX Company-Autoracks | 130 |
UCRY
| Utah Central | 1 |