CNW
| Chicago & Northwestern | 2 |
CR
| Conrail | 23 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
GTW
| Grand Trunk Western | 4 |
HCSX
| Helm Chesapeake LLP | 1 |
ICG
| Illinois Central Gulf | 1 |
MP
| Missouri Pacific | 2 |
NS
| Norfolk Southern | 49 |
NW
| Norfolk & Western | 2 |
NYC
| New York Central | 8 |
SOU
| Southern | 3 |