ACL
| Atlantic Coast Line | 2 |
AMTK
| Amtrak | 324 |
BMCX
| Bluewater Michigan Chapter Incorporated | 3 |
BNSF
| BNSF Railway | 4 |
CSX
| CSX Railroad | 98 |
NCMX
| North Carolina Transportation Museum | 2 |
NS
| Norfolk Southern | 1 |
NW
| Norfolk & Western | 1 |
PPCX
| AAPRCO Register Private Cars | 2 |
RPCX
| Railroad Passenger Car Numbering Bureau | 4 |
SAL
| Seaboard Air Line | 1 |
SBD
| Seaboard System | 3 |
SCL
| Seaboard Coast Line | 2 |
SOU
| Southern | 2 |
SR
| Kansas City Southern | 2 |
TCRX
| Tennessee Central Railway Musem | 3 |
TVRM
| Tennessee Valley | 4 |
WATX
| Watco | 2 |
WMSR
| Western Maryland Scenic | 2 |