BCOL
| Canadian National Railways | 1 |
BNSF
| BNSF Railway | 1 |
CNW
| Chicago & Northwestern | 5 |
CO
| Chesapeake & Ohio | 1 |
CR
| Conrail | 10 |
DMIR
| Duluth Missabe & Iron Range | 28 |
DRGW
| Denver & Rio Grande Western | 2 |
HLMX
| Helm Financial Corporation | 1 |
MIDH
| Middletown and Hummelstown RR Company | 1 |
MP
| Missouri Pacific | 7 |
NS
| Norfolk Southern | 4 |
SOU
| Southern | 1 |