AMTK
| Amtrak | 23 |
BAR
| Bangor & Aroostook | 1 |
BNSF
| BNSF Railway | 1 |
CBQ
| Chicago Burlington & Quincy | 1 |
CDOT
| Conneticut Department of Transportation | 3 |
CSRX
| Conway Scenic Railroad | 3 |
DOTX
| USDOT/Federal Railroad Administration | 2 |
DRGW
| Denver & Rio Grande Western | 1 |
GSMR
| Great Smoky Mountains | 1 |
GU
| Grafton and Upton Railroad Company | 1 |
MARC
| Maryland Transit Administration | 1 |
MBTA
| Massachusetts Bay Transit Authority | 8 |
MPP
| MPP | 4 |
NJT
| New Jersey Transit | 7 |
NYC
| New York Central | 5 |
PPCX
| AAPRCO Register Private Cars | 8 |
PRR
| Pennsylvania Railroad | 1 |
PW
| Providence and Worcester | 1 |
RBBX
| Ringling Bros. and Barnum and Bailey | 3 |
RBMN
| Reading Blue Mountain & Northern | 8 |
RPCX
| Railroad Passenger Car Numbering Bureau | 1 |
SDNX
| Coaster | 4 |
ST
| Springfield Terminal | 7 |
TRCX
| Florida Tri-Rail | 4 |
UP
| Union Pacific Railroad Company | 1 |
VIA
| Via Rail Canada | 1 |