AAPV
| AAPV | 1 |
AC
| Algoma Central | 1 |
ACL
| Atlantic Coast Line | 9 |
ACR
| ACR | 1 |
ACWR
| Aberdeen, Carolina & Western | 2 |
ADIX
| Adirondack Railway Preservation Society | 1 |
AEE
| American European Express | 2 |
AGS
| Alabama Great Southern Railroad Company | 1 |
AMTK
| Amtrak | 239 |
ARR
| Alaska Railroad | 1 |
AT
| Auto Train | 2 |
ATSF
| Atchison Topeka & Santa Fe | 22 |
AWP
| Atlanta & West Point | 1 |
BCOL
| Canadian National Railways | 4 |
BCRY
| Cando Contracting Limited (Barrie-Collingwood Railway) | 1 |
BGRM
| Bluegrass Railroad Museum | 1 |
BM
| Boston & Maine | 4 |
BN
| Burlington Northern | 9 |
BNA
| Burlington Northern Business Cars | 1 |
BNSF
| BNSF Railway | 6 |
BO
| Baltimore & Ohio | 2 |
BURG
| BURG | 5 |
CACV
| Cooperstown and Charlotte Valley | 1 |
CACX
| Cooperstown & Charlotte Valley Railroad | 1 |
CBQ
| Chicago Burlington & Quincy | 21 |
CDTX
| California DOT | 7 |
CEI
| Chicago & Eastern Illinois | 1 |
CHP
| Ferrocarriles Nacionales de Mexico | 1 |
CLK
| Cadillac & Lake City | 1 |
CLPX
| Boulder Scientific Company | 1 |
CMEF
| CMEF | 1 |
CN
| Canadian National Railways | 11 |
CNW
| Chicago & Northwestern | 2 |
CO
| Chesapeake & Ohio | 5 |
CP
| Canadian Pacific Railway | 6 |
CRIP
| Chicago Rock Island & Pacific | 4 |
CS
| Colorado & Southern | 1 |
CSD
| CSD | 1 |
CSRR
| Conway Scenic | 1 |
CSRX
| Conway Scenic Railroad | 2 |
CSS
| Chicago South Shore And South Bend | 1 |
CTVX
| Cleveland Terminal and Valley Railway Incorporated | 2 |
CVSR
| Cuyahoga Valley Scenic RR | 2 |
DB
| Deutsche Bahn | 4 |
DH
| Delaware & Hudson | 3 |
DL
| Delaware-Lackawanna Railroad Company | 2 |
DLMX
| Daylight Locomotives and Machine Works Incorporated | 1 |
DLW
| Delaware Lackawanna & Western | 1 |
DRCX
| Denver Railway Car Co | 1 |
DRGW
| Denver & Rio Grande Western | 5 |
EBGR
| Eastern Berks Gateway Railroad | 1 |
EFS
| EFS | 1 |
EFVM
| Estrada de Ferro Vitoria-Minas | 14 |
EJE
| Elgin Joliet and Eastern | 1 |
EL
| Erie Lackawanna | 3 |
ERIE
| Erie Railroad | 1 |
ESRM
| ESRM | 1 |
FCEN
| Florida Central | 2 |
FEC
| Florida East Coast | 2 |
FEPA
| FEPA | 5 |
FLNX
| R.P. Flynn Incorporated d/b/a Ohio Railway Supply | 1 |
FNM
| Ferrocarriles Nacionales de Mexico | 5 |
FWD
| Fort Worth & Denver | 1 |
GC
| Georgia Central | 1 |
GLC
| Great Lakes Central Railroad | 2 |
GMO
| Gulf Mobile & Ohio | 1 |
GN
| Great Northern | 12 |
GSM
| Great Smokey Mountains Railway | 3 |
GSMR
| Great Smoky Mountains | 4 |
GTLX
| Great Lakes Railcar, Inc. | 3 |
GWR
| Great Western Railway Company | 1 |
HVSX
| HVSX | 1 |
IAIS
| Iowa Interstate | 1 |
IC
| Illinois Central | 9 |
ILRV
| ILRV | 1 |
IRYM
| Illinois Railway Museum | 1 |
KCS
| Kansas City Southern | 5 |
LMCX
| LMCX | 1 |
LN
| Louisville & Nashville | 8 |
ME
| Morristown & Erie Railroad | 1 |
MH
| Mount Hood Railroad | 8 |
MIC
| MIC | 1 |
MILW
| Milwaukee Road | 5 |
MKT
| Missouri-Kansas-Texas | 3 |
MNTX
| Minnesota Transportation Museum, Inc. | 1 |
MP
| Missouri Pacific | 2 |
MRSR
| Mount Rainier Scenic | 1 |
MSTX
| MSTX | 3 |
MTM
| MTM | 1 |
NCSL
| Nashville Chattanooga & St Louis | 1 |
NdeM
| NDEM | 18 |
NH
| New Haven | 1 |
NHRR
| New Hope and Ivyland Rail Road | 3 |
NKP
| Nickel Plate | 3 |
NOKL
| Northwestern Oklahoma | 1 |
NP
| Northern Pacific | 12 |
NREX
| National Railway Equipment | 1 |
NS
| Norfolk Southern | 2 |
NSRX
| Railroading Heritage Of Midwest America | 1 |
NW
| Norfolk & Western | 5 |
NYC
| New York Central | 9 |
NYGL
| New York and Greenwood Lake Railroad | 1 |
NYLE
| New York and Lake Erie Railroad Company | 1 |
OBB
| OBB | 2 |
ODOT
| ODOT | 1 |
OHRY
| Owego and Harford Railway Incorporated | 1 |
ONR
| ONR | 1 |
PAL
| Paducah & Louisville | 1 |
PC
| Penn Central | 9 |
PLLX
| Plymouth And Lincoln Railroad Corp | 1 |
PM
| Pere Marquette | 1 |
POTB
| Port of Tillamook Bay | 2 |
PPCX
| AAPRCO Register Private Cars | 7 |
PRR
| Pennsylvania Railroad | 14 |
PULL
| Pullman | 2 |
QARX
| Queen Annes Railroad | 1 |
RANX
| RANX | 1 |
RASX
| C.A. Rasmussen | 1 |
RBMN
| Reading Blue Mountain & Northern | 2 |
RBX
| Ringling Bros. and Barnum and Bailey | 1 |
RDG
| Reading Railroad | 1 |
RFFS
| RFFS | 2 |
RHB
| RHB | 1 |
RJC
| RJC | 2 |
RJCC
| R.J. Corman Railroad/Kentucky Lines | 4 |
RJCR
| RJ Corman | 4 |
RNRH
| RNRH | 1 |
RPCX
| Railroad Passenger Car Numbering Bureau | 7 |
RRP
| RRP | 1 |
RRW
| Rockton Rion & Western | 1 |
SAL
| Seaboard Air Line | 9 |
SARX
| Southern Appalachia RR Museum | 1 |
SAS
| South African Railways | 43 |
SBB
| Swiss Railways | 1 |
SBD
| Seaboard System | 1 |
SCD
| SCD | 3 |
SCL
| Seaboard Coast Line | 15 |
SDBB
| Somerset Terminal Railroad Co. | 1 |
SGLR
| Seminole Gulf | 6 |
SHRR
| SHRR | 4 |
SLCC
| St. Louis Car Company | 1 |
SLSF
| Saint Louis-San Francisco | 1 |
SMLX
| SMLX | 1 |
SNCB
| SNCB | 1 |
SOO
| Soo Line | 1 |
SOU
| Southern | 13 |
SP
| Southern Pacific | 21 |
SPMW
| Southern Pacific Maintenance of Way | 1 |
SPS
| Spokane Portland & Seattle | 2 |
SRR
| SRR | 1 |
SW
| Southwestern Railroad Company | 1 |
SZU
| SZU | 1 |
TCRX
| Tennessee Central Railway Musem | 1 |
TFTX
| Tifton Terminal Railway Museum | 1 |
TIOC
| Tioga Central | 2 |
TVRM
| Tennessee Valley | 1 |
UP
| Union Pacific Railroad Company | 23 |
UPP
| Union Pacific Passenger | 4 |
USAX
| United States Army | 1 |
VC
| Virginia Central Railway | 1 |
VIA
| Via Rail Canada | 15 |
VRR
| Vaughan Railroad Company | 1 |
WAB
| Wabash | 1 |
WARR
| WARR | 1 |
WATX
| Watco | 1 |
WGNS
| Wisconsin Great Northern Railroad Inc | 2 |
WICT
| Wisconsin & Calumet | 1 |
WP
| Western Pacific | 2 |
WPRX
| WPRX | 1 |
WRA
| Western Railway of Alabama | 1 |