AMTK
| Amtrak | 5 |
BOMX
| B&O Railroad Museum Inc. | 2 |
CN
| Canadian National Railways | 1 |
CNJ
| Central Rail Road of New Jersey | 8 |
CP
| Canadian Pacific Railway | 2 |
DLW
| Delaware Lackawanna & Western | 8 |
FRYX
| Federated Railways Inc | 2 |
GLC
| Great Lakes Central Railroad | 2 |
GN
| Great Northern | 1 |
MILW
| Milwaukee Road | 2 |
NHIR
| New Hope & Ivyland | 5 |
NS
| Norfolk Southern | 1 |
NSR
| Newburgh and South Shore Railroad Compan | 1 |
NSRX
| Railroading Heritage Of Midwest America | 1 |
NYSW
| New York Susquehanna & Western | 1 |
OHCR
| Ohio Central | 31 |
PPCX
| AAPRCO Register Private Cars | 22 |
PRR
| Pennsylvania Railroad | 2 |
RDG
| Reading Railroad | 4 |
RPCX
| Railroad Passenger Car Numbering Bureau | 1 |
SBVR
| South Branch Valley Rail Road | 16 |
SPAX
| Southeastern Pennsylvania Transportation (SEPTA) | 2 |
SRC
| Strasburg Railroad | 41 |