AMTK
| Amtrak | 3 |
BNSF
| BNSF Railway | 20 |
DOTX
| USDOT/Federal Railroad Administration | 1 |
LEHI
| LEHI | 2 |
MILW
| Milwaukee Road | 4 |
NORT
| NORT | 1 |
NPCR
| NPCR | 1 |
PPCX
| AAPRCO Register Private Cars | 8 |
PRPX
| Pacific Railroad Preservation Assoc | 1 |
RCPX
| Railcar Limited | 1 |
RPCX
| Railroad Passenger Car Numbering Bureau | 4 |
SIER
| SIER | 1 |
SLRG
| San Luis and Rio Grande Railroad | 7 |