ACL
| Atlantic Coast Line | 1 |
AFT
| AMERICAN FREEDOM TRAIN FOUNDATION | 1 |
AMTK
| Amtrak | 18 |
AOE
| American Orient Express | 1 |
AT
| Auto Train | 1 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BNSF
| BNSF Railway | 3 |
BO
| Baltimore & Ohio | 1 |
CBQ
| Chicago Burlington & Quincy | 11 |
CNW
| Chicago & Northwestern | 2 |
CP
| Canadian Pacific Railway | 2 |
CSX
| CSX Railroad | 2 |
CTS
| Cumbres & Toltec Scenic | 2 |
DH
| Delaware & Hudson | 2 |
DRG
| DRG | 1 |
DRGW
| Denver & Rio Grande Western | 4 |
EL
| Erie Lackawanna | 1 |
GMO
| Gulf Mobile & Ohio | 1 |
GN
| Great Northern | 2 |
GSJX
| GSJX | 1 |
IANR
| Iowa Northern Ry | 2 |
IN
| Indiana Northeastern | 1 |
IRM
| Indiana Railroad Museum | 6 |
ITC
| Illinois Terminal Railroad | 1 |
KCS
| Kansas City Southern | 2 |
LI
| Long Island Rail Road Company | 12 |
LN
| Louisville & Nashville | 2 |
LSRX
| Lake Superior Railroad Museum | 2 |
METX
| METRA | 1 |
MILW
| Milwaukee Road | 1 |
MNCR
| Metro North Commuter Railway | 2 |
MNTX
| Minnesota Transportation Museum, Inc. | 2 |
MNZX
| MNZX | 2 |
MRLX
| Mid America Rail Car Leasing | 2 |
NCL
| North Coast Lines | 1 |
NP
| Northern Pacific | 1 |
NSRX
| Railroading Heritage Of Midwest America | 1 |
NYC
| New York Central | 2 |
PC
| Penn Central | 1 |
PPCX
| AAPRCO Register Private Cars | 19 |
PRR
| Pennsylvania Railroad | 1 |
RMRX
| Great Canadian Railtours Co Ltd | 1 |
RPCX
| Railroad Passenger Car Numbering Bureau | 2 |
SBD
| Seaboard System | 1 |
SCL
| Seaboard Coast Line | 3 |
SHRX
| Smoky Hill Railway & Historical Society | 1 |
SLRG
| San Luis and Rio Grande Railroad | 4 |
SUEX
| SUEX | 1 |
TRCX
| Florida Tri-Rail | 1 |
UP
| Union Pacific Railroad Company | 4 |
UPP
| Union Pacific Passenger | 12 |
VCRR
| Ventura County Railroad Company | 1 |
VILL
| VILL | 1 |
WEBX
| WEBX | 1 |
WGNS
| Wisconsin Great Northern Railroad Inc | 2 |
WM
| Western Maryland | 1 |
WRHX
| Creative Charters Inc | 2 |