ANR
| Angelina and Neches River Railroad | 1 |
AOK
| Arkansas-Oklahoma Railroad | 2 |
ATW
| Atlantic and Western | 1 |
BCOL
| Canadian National Railways | 2 |
BNSF
| BNSF Railway | 1 |
CNIS
| Canadian National Railways | 1 |
GTW
| Grand Trunk Western | 1 |
IANR
| Iowa Northern Ry | 1 |
LRS
| Laurinburg and Southern | 1 |
MCSA
| Moscow Camden and San Augustine Railroad | 1 |
NOKL
| Northwestern Oklahoma | 1 |
ONT
| Ontario Northland Railway | 1 |
SMW
| St Marys Railway West LLC | 1 |
SOO
| Soo Line | 7 |
TTZX
| TTX Company-Centerbeam Flats | 1 |
UCIR
| Union County Industrial Railroad | 1 |
UCRY
| Utah Central | 1 |
WRWK
| Providence & Worchester Railroad | 2 |