CNW
| Chicago & Northwestern | 2 |
CR
| Conrail | 3 |
CSX
| CSX Railroad | 3 |
GTW
| Grand Trunk Western | 4 |
HLMX
| Helm Financial Corporation | 1 |
ICG
| Illinois Central Gulf | 1 |
MP
| Missouri Pacific | 5 |
NS
| Norfolk Southern | 7 |
NYC
| New York Central | 3 |
SSW
| St Louis Southwestern (Cotton Belt) | 1 |
WP
| Western Pacific | 1 |