AOK
| Arkansas-Oklahoma Railroad | 8 |
BNSF
| BNSF Railway | 6 |
BTTX
| TTX Company - Autoracks | 3 |
CN
| Canadian National Railways | 2 |
CNA
| Canadian National Railways | 1 |
COER
| Crab Orchard & Egyptian | 1 |
CP
| Canadian Pacific Railway | 4 |
CTTX
| TTX Company - Autoracks | 1 |
FEC
| Florida East Coast | 1 |
FXE
| Ferromex | 1 |
GTW
| Grand Trunk Western | 1 |
KCS
| Kansas City Southern | 2 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 1 |
NOKL
| Northwestern Oklahoma | 1 |
SOO
| Soo Line | 2 |
SP
| Southern Pacific | 1 |
TTGX
| TTX Company-Autoracks | 9 |
UCRY
| Utah Central | 2 |
WRWK
| Providence & Worchester Railroad | 1 |