AOK
| Arkansas-Oklahoma Railroad | 5 |
BCH
| Southern Railway of British Columbia Limited | 2 |
BCOL
| Canadian National Railways | 6 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 11 |
CN
| Canadian National Railways | 1 |
CNIS
| Canadian National Railways | 1 |
COER
| Crab Orchard & Egyptian | 3 |
FDDM
| Fort Dodge Des Moines & Southern | 5 |
LW
| Louisville and Wadley Railway Company | 4 |
NDYX
| First Union Rail | 1 |
NOKL
| Northwestern Oklahoma | 1 |
SOO
| Soo Line | 1 |
TR
| Tomahawk Railway L.P. | 5 |
TTZX
| TTX Company-Centerbeam Flats | 16 |
WCRC
| Washington Central | 4 |
WRWK
| Providence & Worchester Railroad | 1 |