BN
| Burlington Northern | 19 |
BNSF
| BNSF Railway | 3 |
CNW
| Chicago & Northwestern | 2 |
DME
| Dakota, Minnesota and Eastern | 3 |
ICE
| Iowa Chicago and Eastern | 4 |
MNN
| Minnesota Northern Railroad Incorporated | 1 |
NP
| Northern Pacific | 5 |
RRVW
| Red River Valley and Western Railroad | 1 |