ATSF
| Atchison Topeka & Santa Fe | 2 |
BNSF
| BNSF Railway | 8 |
CNW
| Chicago & Northwestern | 1 |
CR
| Conrail | 6 |
EJE
| Elgin Joliet and Eastern | 14 |
GTW
| Grand Trunk Western | 8 |
MKT
| Missouri-Kansas-Texas | 1 |
MP
| Missouri Pacific | 4 |
NS
| Norfolk Southern | 11 |
NSAX
| National Steel Corporation | 1 |
NW
| Norfolk & Western | 3 |
NYC
| New York Central | 1 |
UP
| Union Pacific Railroad Company | 3 |