AOK
| Arkansas-Oklahoma Railroad | 27 |
ATSF
| Atchison Topeka & Santa Fe | 2 |
ATW
| Atlantic and Western | 2 |
BNSF
| BNSF Railway | 26 |
BTTX
| TTX Company - Autoracks | 12 |
CN
| Canadian National Railways | 6 |
CNA
| Canadian National Railways | 18 |
COER
| Crab Orchard & Egyptian | 8 |
CP
| Canadian Pacific Railway | 13 |
CPAA
| Canadian Pacific Railway | 1 |
CSX
| CSX Railroad | 3 |
ETTX
| TTX Company - Autoracks | 78 |
FEC
| Florida East Coast | 2 |
FXE
| Ferromex | 2 |
GTW
| Grand Trunk Western | 8 |
KCS
| Kansas City Southern | 10 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 3 |
NS
| Norfolk Southern | 20 |
PW
| Providence and Worcester | 4 |
SOO
| Soo Line | 2 |
SP
| Southern Pacific | 7 |
SSW
| St Louis Southwestern (Cotton Belt) | 3 |
TTGX
| TTX Company-Autoracks | 128 |
TTQX
| TTX Company-Autoracks | 9 |