BNSF
| BNSF Railway | 2 |
CC
| Chicago Central & Pacific | 1 |
CCBX
| Union Carbide Corporation | 2 |
CNW
| Chicago & Northwestern | 1 |
CSX
| CSX Railroad | 1 |
ELTX
| BP Solvay Polyethylene North America | 1 |
FURX
| First Union Rail | 1 |
IC
| Illinois Central | 2 |
ICG
| Illinois Central Gulf | 2 |
ITC
| Illinois Terminal Railroad | 5 |
KCS
| Kansas City Southern | 1 |
NAHX
| General Electric Rail Services | 1 |
NDYX
| First Union Rail | 1 |
RFMX
| Caldwell-Baker Company | 4 |
SKPX
| Saskatchewan Grain Car Corporation | 1 |