ACFX
| General Electric Rail Services | 1 |
ADMX
| ADM Transportation Company | 2 |
AEX
| Andersons | 1 |
BNSF
| BNSF Railway | 34 |
CCBX
| Union Carbide Corporation | 1 |
CR
| Conrail | 1 |
FPAS
| FPAS | 1 |
FPAX
| Formosa Transrail Corporation | 1 |
NPAS
| NPAS | 1 |
NW
| Norfolk & Western | 1 |
ROIX
| Shintech Incorporated | 1 |
SOU
| Southern | 1 |