AMOX
| Union Tank Car Company | 2 |
BFIX
| Borden Foods | 1 |
CONK
| CONK | 3 |
CPVX
| Cook Paint & Varnish | 1 |
GATX
| General American Marks Company | 3 |
IRCX
| Indian Refining Company | 1 |
MOBX
| Exxon Mobil Corporation | 1 |
NATX
| General Electric Rail Services | 19 |
OCSR
| OCSR | 1 |
PLC
| PLC | 1 |
PSPX
| Chevron Phillips Chemical Company | 3 |
ROX
| ROX | 5 |
SCCX
| Sprouse Creek Coal | 1 |
SHPX
| American Railcar Leasing, LLC | 1 |
SP
| Southern Pacific | 5 |
UP
| Union Pacific Railroad Company | 1 |
UPP
| Union Pacific Passenger | 10 |
USAX
| United States Army | 2 |
UTLX
| Union Tank Car Company | 8 |
WP
| Western Pacific | 1 |