AMTK
| Amtrak | 23 |
BDRV
| Belvidere & Delaware Railroad | 1 |
BM
| Boston & Maine | 1 |
BO
| Baltimore & Ohio | 1 |
BRW
| Black River And Western | 3 |
CNJ
| Central Rail Road of New Jersey | 4 |
CO
| Chesapeake & Ohio | 1 |
CP
| Canadian Pacific Railway | 1 |
CSX
| CSX Railroad | 5 |
FEC
| Florida East Coast | 1 |
GMRC
| Green Mountain RR | 2 |
LI
| Long Island Rail Road Company | 1 |
LIRR
| Long Island Railroad | 4 |
MBTA
| Massachusetts Bay Transit Authority | 1 |
MC
| Mass Coastal | 1 |
MNCR
| Metro North Commuter Railway | 1 |
MNCW
| Metro-North Commuter Railroad | 6 |
MTDX
| Midwest Transportation & Development Cor | 1 |
NHI
| NHI | 2 |
NHIR
| New Hope & Ivyland | 9 |
NHRR
| New Hope and Ivyland Rail Road | 5 |
NJT
| New Jersey Transit | 62 |
NP
| Northern Pacific | 1 |
NS
| Norfolk Southern | 5 |
NYC
| New York Central | 3 |
NYGL
| New York and Greenwood Lake Railroad | 1 |
PPCX
| AAPRCO Register Private Cars | 3 |
RBMN
| Reading Blue Mountain & Northern | 8 |
RDG
| Reading Railroad | 6 |
SIIX
| Siemens Industry Inc | 1 |
SPAX
| Southeastern Pennsylvania Transportation (SEPTA) | 9 |
SRC
| Strasburg Railroad | 1 |
SRNJ
| Southern Railroad Company of New Jersey | 1 |