BCOL
| Canadian National Railways | 1 |
COER
| Crab Orchard & Egyptian | 2 |
GACX
| General American Marks Company | 1 |
HS
| H and S Railroad Company | 6 |
IBT
| International Bridge and Terminal Company | 1 |
KCS
| Kansas City Southern | 1 |
MP
| Missouri Pacific | 4 |
MWCX
| Midwest Railcar Corporation | 1 |