AMTK
| Amtrak | 7 |
CBQ
| Chicago Burlington & Quincy | 2 |
CDTX
| California DOT | 6 |
CNJ
| Central Rail Road of New Jersey | 1 |
CNW
| Chicago & Northwestern | 2 |
CO
| Chesapeake & Ohio | 2 |
CR
| Conrail | 1 |
CS
| Colorado & Southern | 1 |
CSS
| Chicago South Shore And South Bend | 3 |
GTW
| Grand Trunk Western | 1 |
HJS
| HJS | 1 |
KCS
| Kansas City Southern | 2 |
LIRR
| Long Island Railroad | 1 |
LSE
| LSE | 1 |
MNTX
| Minnesota Transportation Museum, Inc. | 2 |
MON
| Monon Route | 1 |
NP
| Northern Pacific | 2 |
NSRX
| Railroading Heritage Of Midwest America | 1 |
NYC
| New York Central | 6 |
PRR
| Pennsylvania Railroad | 2 |
RBBX
| Ringling Bros. and Barnum and Bailey | 2 |
RPCX
| Railroad Passenger Car Numbering Bureau | 1 |
SHRX
| Smoky Hill Railway & Historical Society | 2 |
SLSF
| Saint Louis-San Francisco | 2 |