AOK
| Arkansas-Oklahoma Railroad | 5 |
CHTT
| Chicago Heights Terminal Transfer | 7 |
IBT
| International Bridge and Terminal Company | 43 |
KCS
| Kansas City Southern | 5 |
MP
| Missouri Pacific | 2 |
MWCX
| Midwest Railcar Corporation | 1 |
NS
| Norfolk Southern | 6 |
RJCM
| R.J. Corman Railroad Company/ Memphis Li | 2 |
UP
| Union Pacific Railroad Company | 2 |