AMTK
| Amtrak | 16 |
CNJ
| Central Rail Road of New Jersey | 1 |
DLW
| Delaware Lackawanna & Western | 4 |
NYC
| New York Central | 1 |
PRR
| Pennsylvania Railroad | 1 |
RBBX
| Ringling Bros. and Barnum and Bailey | 1 |
RBMN
| Reading Blue Mountain & Northern | 3 |
RUT
| Vermont Railway Incorporated | 1 |
SIXX
| 636 Leasing | 3 |