AOK
| Arkansas-Oklahoma Railroad | 18 |
ATSF
| Atchison Topeka & Santa Fe | 2 |
BNSF
| BNSF Railway | 15 |
BTTX
| TTX Company - Autoracks | 2 |
CN
| Canadian National Railways | 8 |
CNA
| Canadian National Railways | 10 |
COER
| Crab Orchard & Egyptian | 3 |
CP
| Canadian Pacific Railway | 8 |
CPAA
| Canadian Pacific Railway | 6 |
CTTX
| TTX Company - Autoracks | 34 |
ETTX
| TTX Company - Autoracks | 96 |
FEC
| Florida East Coast | 2 |
GTW
| Grand Trunk Western | 1 |
KCS
| Kansas City Southern | 6 |
KCSM
| Kansas City Southern De Mexico | 2 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 14 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 3 |
PW
| Providence and Worcester | 6 |
SOO
| Soo Line | 7 |
SP
| Southern Pacific | 15 |
SSW
| St Louis Southwestern (Cotton Belt) | 6 |
TTGX
| TTX Company-Autoracks | 554 |
TTUX
| TTX Company | 3 |
UCRY
| Utah Central | 4 |
UP
| Union Pacific Railroad Company | 3 |
WRWK
| Providence & Worchester Railroad | 1 |