AMTK
| Amtrak | 53 |
MARC
| Maryland Transit Administration | 4 |
MBTA
| Massachusetts Bay Transit Authority | 6 |
MNCR
| Metro North Commuter Railway | 21 |
NJT
| New Jersey Transit | 22 |
NYC
| New York Central | 4 |
PPCX
| AAPRCO Register Private Cars | 7 |
PRR
| Pennsylvania Railroad | 1 |
PRWX
| Railway Entertainment Services Inc. | 4 |
SPAX
| Southeastern Pennsylvania Transportation (SEPTA) | 77 |
VRE
| Virginia Railway Express | 13 |