CNW
| Chicago & Northwestern | 2 |
CR
| Conrail | 3 |
CSS
| Chicago South Shore And South Bend | 2 |
CTRN
| Union Pacific Railroad Company | 1 |
EJE
| Elgin Joliet and Eastern | 4 |
GRW
| Gary Railway | 1 |
IHB
| Indiana Harbor Belt | 3 |
NS
| Norfolk Southern | 23 |
UP
| Union Pacific Railroad Company | 1 |