AMTK
| Amtrak | 1 |
APTX
| Air Products and Chemicals Incorporated | 2 |
CMSL
| Cape May Seashore Line | 1 |
CNJ
| Central Rail Road of New Jersey | 1 |
CR
| Conrail | 3 |
DH
| Delaware & Hudson | 1 |
EL
| Erie Lackawanna | 1 |
LNE
| Lehigh and New England Ry | 3 |
MGA
| Monongahela RR | 2 |
PLE
| Pittsburgh & Lake Erie | 1 |
RR
| Raritan River | 1 |
RUT
| Vermont Railway Incorporated | 2 |
SRNJ
| Southern Railroad Company of New Jersey | 3 |