AOK
| Arkansas-Oklahoma Railroad | 13 |
ATW
| Atlantic and Western | 1 |
BNSF
| BNSF Railway | 210 |
BRAN
| Brandon Rail | 52 |
CP
| Canadian Pacific Railway | 16 |
CRLE
| Coe Rail Incorporated | 61 |
CSX
| CSX Railroad | 20 |
DTTX
| TTX Company - Double Stack Cars | 534 |
FEC
| Florida East Coast | 130 |
IAIS
| Iowa Interstate | 2 |
ITFX
| INFINITY TRANSPORTATION III LLC | 7 |
KCS
| Kansas City Southern | 24 |
NOKL
| Northwestern Oklahoma | 51 |
SFLC
| BNSF Railway | 11 |
SMW
| St Marys Railway West LLC | 2 |
SP
| Southern Pacific | 21 |
UCRY
| Utah Central | 1 |
WRWK
| Providence & Worchester Railroad | 2 |