AOK
| Arkansas-Oklahoma Railroad | 28 |
ATW
| Atlantic and Western | 5 |
BNSF
| BNSF Railway | 132 |
BRAN
| Brandon Rail | 25 |
CN
| Canadian National Railways | 16 |
CP
| Canadian Pacific Railway | 85 |
CRLE
| Coe Rail Incorporated | 5 |
CSX
| CSX Railroad | 16 |
DTTX
| TTX Company - Double Stack Cars | 1119 |
FEC
| Florida East Coast | 159 |
GTW
| Grand Trunk Western | 16 |
ITFX
| INFINITY TRANSPORTATION III LLC | 5 |
KCS
| Kansas City Southern | 1 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 5 |
NOKL
| Northwestern Oklahoma | 34 |
SFLC
| BNSF Railway | 24 |
SMW
| St Marys Railway West LLC | 32 |
SP
| Southern Pacific | 1 |
UCRY
| Utah Central | 15 |
WRW
| WRW | 1 |
WRWK
| Providence & Worchester Railroad | 10 |