AC
| Algoma Central | 1 |
ACWR
| Aberdeen, Carolina & Western | 4 |
AMTK
| Amtrak | 129 |
AMTL
| Agence métropolitaine de transport | 1 |
ATSF
| Atchison Topeka & Santa Fe | 17 |
AWCR
| AWCR | 1 |
BJRR
| BJRR | 34 |
BNSF
| BNSF Railway | 17 |
CBQ
| Chicago Burlington & Quincy | 12 |
CDTX
| California DOT | 24 |
CFRC
| CFRC | 2 |
CZRY
| Carrizo Gorge Railway Inc. | 3 |
DLRR
| DLRR | 10 |
DOTX
| USDOT/Federal Railroad Administration | 3 |
DRGW
| Denver & Rio Grande Western | 5 |
GFRR
| Georgia and Florida Railnet | 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 |
NCTD
| NCTD | 5 |
NJT
| New Jersey Transit | 13 |
NSRM
| NSRM | 2 |
OERM
| OERM | 2 |
PAR
| PAR | 25 |
PPCX
| AAPRCO Register Private Cars | 264 |
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 | 18 |
SCAX
| SOUTHERN CALIFORNIA REGIONAL RAIL AUTHORITY | 205 |
SDA
| SDA | 2 |
SDNR
| SDNR | 5 |
SDNX
| Coaster | 12 |
SLSF
| Saint Louis-San Francisco | 4 |
SP
| Southern Pacific | 21 |
SUEX
| SUEX | 27 |
TRCX
| Florida Tri-Rail | 2 |
UP
| Union Pacific Railroad Company | 3 |
UPP
| Union Pacific Passenger | 6 |
WRHX
| Creative Charters Inc | 35 |