AOK
| Arkansas-Oklahoma Railroad | 3 |
BNSF
| BNSF Railway | 231 |
BRAN
| Brandon Rail | 18 |
CN
| Canadian National Railways | 11 |
CP
| Canadian Pacific Railway | 14 |
CSX
| CSX Railroad | 4 |
DTTX
| TTX Company - Double Stack Cars | 491 |
FEC
| Florida East Coast | 22 |
GTW
| Grand Trunk Western | 5 |
NOKL
| Northwestern Oklahoma | 24 |
SFLC
| BNSF Railway | 8 |
SMW
| St Marys Railway West LLC | 6 |
UCRY
| Utah Central | 21 |
WRWK
| Providence & Worchester Railroad | 10 |