ATSF
| Atchison Topeka & Santa Fe | 2 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 4 |
BRC
| Belt Railway of Chicago | 1 |
CN
| Canadian National Railways | 8 |
CO
| Chesapeake & Ohio | 1 |
DME
| Dakota, Minnesota and Eastern | 18 |
HLMX
| Helm Financial Corporation | 6 |
SI
| Union Pacific Railroad Company (Spokane International) | 17 |
UP
| Union Pacific Railroad Company | 1 |
WSOR
| Wisconsin & Southern | 1 |