AOK
| Arkansas-Oklahoma Railroad | 3 |
BNSF
| BNSF Railway | 1 |
CHTT
| Chicago Heights Terminal Transfer | 2 |
CN
| Canadian National Railways | 8 |
CR
| Conrail | 5 |
CSS
| Chicago South Shore And South Bend | 27 |
CSX
| CSX Railroad | 72 |
CTRN
| Union Pacific Railroad Company | 17 |
EJE
| Elgin Joliet and Eastern | 23 |
GRW
| Gary Railway | 12 |
GTW
| Grand Trunk Western | 1 |
IC
| Illinois Central | 3 |
ICE
| Iowa Chicago and Eastern | 4 |
IHB
| Indiana Harbor Belt | 135 |
INLX
| Incoal Company | 1 |
LRS
| Laurinburg and Southern | 6 |
MP
| Missouri Pacific | 5 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 65 |
NYC
| New York Central | 1 |
SCIH
| South Chicago & Indiana Harbor Railway C | 2 |
SMW
| St Marys Railway West LLC | 10 |
TFM
| Kansas City Southern De Mexico | 2 |
TR
| Tomahawk Railway L.P. | 2 |
UP
| Union Pacific Railroad Company | 10 |
WRWK
| Providence & Worchester Railroad | 2 |