AOK
| Arkansas-Oklahoma Railroad | 2 |
BNSF
| BNSF Railway | 38 |
BTTX
| TTX Company - Autoracks | 4 |
CMO
| Chicago St Paul Minneapolis & Omaha | 2 |
CN
| Canadian National Railways | 6 |
CNA
| Canadian National Railways | 18 |
CP
| Canadian Pacific Railway | 8 |
CTTX
| TTX Company - Autoracks | 51 |
ETTX
| TTX Company - Autoracks | 97 |
GTW
| Grand Trunk Western | 3 |
KCS
| Kansas City Southern | 2 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 14 |
NOKL
| Northwestern Oklahoma | 2 |
NS
| Norfolk Southern | 8 |
PW
| Providence and Worcester | 4 |
SFLC
| BNSF Railway | 3 |
SOO
| Soo Line | 4 |
SOU
| Southern | 1 |
SP
| Southern Pacific | 3 |
TTGX
| TTX Company-Autoracks | 710 |
TTZX
| TTX Company-Centerbeam Flats | 1 |
UCRY
| Utah Central | 7 |
UP
| Union Pacific Railroad Company | 6 |
WRWK
| Providence & Worchester Railroad | 5 |