ACL
| Atlantic Coast Line | 3 |
AM
| Arkansas & Missouri | 1 |
AMTK
| Amtrak | 178 |
ARTX
| Artrain | 7 |
ASV
| Abilene & Smokey Valley | 1 |
ATAX
| Arizona Transit Assembly | 3 |
ATSF
| Atchison Topeka & Santa Fe | 5 |
BCOL
| Canadian National Railways | 2 |
BM
| Boston & Maine | 1 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 1 |
BO
| Baltimore & Ohio | 2 |
BOMX
| B&O Railroad Museum Inc. | 2 |
CBQ
| Chicago Burlington & Quincy | 41 |
CDTX
| California DOT | 14 |
CG
| Central Of Georgia | 2 |
CN
| Canadian National Railways | 14 |
CNJ
| Central Rail Road of New Jersey | 1 |
CNW
| Chicago & Northwestern | 4 |
CO
| Chesapeake & Ohio | 4 |
CPMY
| Coopersville & Marne Railway | 11 |
CPP
| CPP | 1 |
CRIP
| Chicago Rock Island & Pacific | 16 |
CTS
| Cumbres & Toltec Scenic | 1 |
DH
| Delaware & Hudson | 3 |
DMIR
| Duluth Missabe & Iron Range | 2 |
DRGW
| Denver & Rio Grande Western | 2 |
DSNG
| Durango & Silverton Narrow Gauge Railroa | 2 |
EBT
| East Broad Top | 3 |
EL
| Erie Lackawanna | 3 |
ERIE
| Erie Railroad | 1 |
ESHR
| Eastern Shore Railroad | 1 |
GA
| Georgia Railroad | 1 |
GBW
| Green Bay & Western | 1 |
GCRY
| Grand Canyon Railway | 1 |
GLW
| Great Lakes Western | 3 |
GMO
| Gulf Mobile & Ohio | 5 |
GN
| Great Northern | 11 |
GS
| Gloster Southern | 1 |
GSMR
| Great Smoky Mountains | 2 |
HVRM
| HVRM | 1 |
IAIS
| Iowa Interstate | 6 |
IC
| Illinois Central | 2 |
IRM
| Indiana Railroad Museum | 6 |
LGV
| LGV | 1 |
LI
| Long Island Rail Road Company | 3 |
LIRR
| Long Island Railroad | 6 |
LN
| Louisville & Nashville | 20 |
LSMS
| Lake Shore Michigan Southern Railroad | 1 |
LSR
| LSR | 1 |
LSRX
| Lake Superior Railroad Museum | 10 |
LTRY
| LTRY | 1 |
LV
| Lehigh Valley | 3 |
METX
| METRA | 39 |
MILW
| Milwaukee Road | 17 |
MKT
| Missouri-Kansas-Texas | 2 |
MNTX
| Minnesota Transportation Museum, Inc. | 19 |
MON
| Monon Route | 22 |
MP
| Missouri Pacific | 4 |
MRLX
| Mid America Rail Car Leasing | 28 |
MSEX
| Tour Alaska Inc.Dba Princess Tour | 4 |
NKP
| Nickel Plate | 4 |
NP
| Northern Pacific | 2 |
NSRX
| Railroading Heritage Of Midwest America | 38 |
NW
| Norfolk & Western | 3 |
NYC
| New York Central | 25 |
OCTL
| Oil Creek and Titusville Lines | 1 |
PAXX
| PAXX | 3 |
PLM
| PLM | 2 |
PM
| Pere Marquette | 1 |
PNWC
| PNWC | 1 |
PPCX
| AAPRCO Register Private Cars | 101 |
PRR
| Pennsylvania Railroad | 27 |
PULL
| Pullman | 15 |
RBBX
| Ringling Bros. and Barnum and Bailey | 27 |
RDG
| Reading Railroad | 2 |
RPCS
| RPCS | 2 |
RPCX
| Railroad Passenger Car Numbering Bureau | 17 |
RRBX
| Rampart Range Corporation | 1 |
RRDX
| RRDX | 12 |
SAL
| Seaboard Air Line | 8 |
SBVR
| South Branch Valley Rail Road | 1 |
SCAX
| SOUTHERN CALIFORNIA REGIONAL RAIL AUTHORITY | 2 |
SCL
| Seaboard Coast Line | 2 |
SHRX
| Smoky Hill Railway & Historical Society | 6 |
SJL
| St Johnsbury & Lamoille County RR | 1 |
SLRG
| San Luis and Rio Grande Railroad | 3 |
SLSF
| Saint Louis-San Francisco | 7 |
SNCF
| French National Railways | 8 |
SOU
| Southern | 4 |
SRC
| Strasburg Railroad | 1 |
SW
| Southwestern Railroad Company | 3 |
UP
| Union Pacific Railroad Company | 4 |
USAX
| United States Army | 2 |
UTAX
| Utah Frontrunner | 2 |
WGNS
| Wisconsin Great Northern Railroad Inc | 6 |
WICT
| Wisconsin & Calumet | 1 |
WP
| Western Pacific | 7 |
WPYR
| White Pass & Yukon Route | 2 |
WRHX
| Creative Charters Inc | 4 |
WVRR
| Whitewater Valley Railroad | 1 |