BLE
| Bessemer & Lake Erie | 1 |
BNSF
| BNSF Railway | 1 |
CN
| Canadian National Railways | 1 |
CO
| Chesapeake & Ohio | 3 |
CR
| Conrail | 27 |
CSX
| CSX Railroad | 21 |
EL
| Erie Lackawanna | 1 |
ICG
| Illinois Central Gulf | 1 |
MP
| Missouri Pacific | 2 |
NS
| Norfolk Southern | 26 |
NW
| Norfolk & Western | 1 |
NYC
| New York Central | 3 |
PC
| Penn Central | 3 |
SBD
| Seaboard System | 5 |
SCL
| Seaboard Coast Line | 2 |
SOU
| Southern | 8 |
UP
| Union Pacific Railroad Company | 4 |