BN
| Burlington Northern | 3 |
DSL
| Denver & Salt Lake | 1 |
EBPX
| Empire Builder Private Cars | 1 |
EIRR
| Eastern Idaho Railroad Incorporated | 2 |
EN
| Esquimalt & Nanaimo | 6 |
INPR
| Idaho Northern and Pacific Railroad | 25 |
LPRX
| LPRX | 1 |
MILW
| Milwaukee Road | 1 |
MP
| Missouri Pacific | 4 |
MRL
| Montana Rail Link | 2 |
OSL
| OSL | 1 |
POVA
| Pend Oreille Valley Railroad | 6 |
RGS
| Rio Grande Southern | 1 |
SFS
| Santa Fe Southern | 3 |
STMA
| St. Maries River Railroad Company | 24 |
SVRY
| SVRY | 5 |
UP
| Union Pacific Railroad Company | 4 |