ATW
| Atlantic and Western | 4 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 9 |
CHTT
| Chicago Heights Terminal Transfer | 21 |
COER
| Crab Orchard & Egyptian | 1 |
HS
| H and S Railroad Company | 1 |
KCS
| Kansas City Southern | 7 |
MBKX
| Mitsui Rail Capital | 1 |
NS
| Norfolk Southern | 1 |
TR
| Tomahawk Railway L.P. | 3 |
UP
| Union Pacific Railroad Company | 26 |
WRWK
| Providence & Worchester Railroad | 3 |