AC
| Algoma Central | 1 |
ACWR
| Aberdeen, Carolina & Western | 2 |
AMTK
| Amtrak | 97 |
AMTL
| Agence métropolitaine de transport | 1 |
ATSF
| Atchison Topeka & Santa Fe | 16 |
BNSF
| BNSF Railway | 19 |
CBQ
| Chicago Burlington & Quincy | 7 |
CDTX
| California DOT | 16 |
DLRR
| DLRR | 8 |
DOTX
| USDOT/Federal Railroad Administration | 22 |
DRGW
| Denver & Rio Grande Western | 5 |
GFRR
| Georgia and Florida Railnet | 5 |
GMO
| Gulf Mobile & Ohio | 5 |
JESX
| James E Strates Shows | 13 |
JPBX
| Joint Powers Board (CalTrain) | 1 |
MILW
| Milwaukee Road | 4 |
MREX
| Monad Railway Equipment Company | 6 |
MRLX
| Mid America Rail Car Leasing | 62 |
NJT
| New Jersey Transit | 1 |
NSRM
| NSRM | 2 |
OERM
| OERM | 2 |
PAR
| PAR | 18 |
PPCX
| AAPRCO Register Private Cars | 279 |
PRWX
| Railway Entertainment Services Inc. | 4 |
RBBX
| Ringling Bros. and Barnum and Bailey | 1 |
RGS
| Rio Grande Southern | 6 |
RPCX
| Railroad Passenger Car Numbering Bureau | 61 |
SCAX
| SOUTHERN CALIFORNIA REGIONAL RAIL AUTHORITY | 54 |
SDA
| SDA | 2 |
SDNX
| Coaster | 1 |
SLSF
| Saint Louis-San Francisco | 4 |
SP
| Southern Pacific | 25 |
UP
| Union Pacific Railroad Company | 3 |
UPP
| Union Pacific Passenger | 5 |
WRHX
| Creative Charters Inc | 33 |