ADMX
| ADM Transportation Company | 1 |
ATSF
| Atchison Topeka & Santa Fe | 2 |
BNSF
| BNSF Railway | 5 |
GAMX
| Arrendadora Nacional De Carros De Ferrocaril | 2 |
GATX
| General American Marks Company | 4 |
KCCX
| Kennecott Utah Copper Corporation | 6 |
MDCX
| Mexicana De Cobre S.A. De C.V. | 8 |
NATX
| General Electric Rail Services | 1 |
SHPX
| American Railcar Leasing, LLC | 1 |
TILX
| Trinity Industries Leasing Company | 2 |
UPP
| Union Pacific Passenger | 2 |
UPT
| Union Pacific Tender | 1 |
VMSX
| VALERO MARKETING AND SUPPLY COMPANY | 2 |