AMTK
| Amtrak | 12 |
BDRV
| Belvidere & Delaware Railroad | 7 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 1 |
CN
| Canadian National Railways | 2 |
CNW
| Chicago & Northwestern | 3 |
CR
| Conrail | 58 |
GREX
| Georgetown Rail Equipment Company | 22 |
HKGX
| Haines & Kibblehouse Inc. | 6 |
HZGX
| Herzog Contracting Corporation | 48 |
NS
| Norfolk Southern | 32 |
RBMN
| Reading Blue Mountain & Northern | 1 |
SP
| Southern Pacific | 1 |