ADMX
| ADM Transportation Company | 2 |
BRCX
| Union Tank Car Company | 1 |
DUPX
| Du Pont De Nemours and Company Incorporated | 1 |
GATX
| General American Marks Company | 2 |
KCCX
| Kennecott Utah Copper Corporation | 1 |
TCBX
| SMBC RAIL SERVICES LLC | 1 |
UTLX
| Union Tank Car Company | 1 |
WPYR
| White Pass & Yukon Route | 2 |