AOK
| Arkansas-Oklahoma Railroad | 9 |
BNSF
| BNSF Railway | 59 |
BTTX
| TTX Company - Autoracks | 8 |
CN
| Canadian National Railways | 16 |
CNA
| Canadian National Railways | 26 |
CP
| Canadian Pacific Railway | 16 |
CPAA
| Canadian Pacific Railway | 1 |
CTTX
| TTX Company - Autoracks | 81 |
DODX
| Department Of Defense | 1 |
DTTX
| TTX Company - Double Stack Cars | 1 |
ETTX
| TTX Company - Autoracks | 274 |
GTW
| Grand Trunk Western | 7 |
KCS
| Kansas City Southern | 5 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 21 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 41 |
PW
| Providence and Worcester | 13 |
SFLC
| BNSF Railway | 12 |
SOO
| Soo Line | 5 |
SP
| Southern Pacific | 10 |
SSW
| St Louis Southwestern (Cotton Belt) | 4 |
TOAX
| TTX Company - Autoracks | 4 |
TOCX
| TTX Company - Autoracks | 11 |
TOEX
| TOEX | 1 |
TTGX
| TTX Company-Autoracks | 2147 |
TTUX
| TTX Company | 50 |
UCRY
| Utah Central | 3 |
WRWK
| Providence & Worchester Railroad | 8 |