AGR
| Alabama and Gulf Coast | 1 |
AOK
| Arkansas-Oklahoma Railroad | 1 |
ATSF
| Atchison Topeka & Santa Fe | 6 |
ATW
| Atlantic and Western | 1 |
BCOL
| Canadian National Railways | 3 |
BKTY
| Union Pacific Railroad Company | 2 |
BM
| Boston & Maine | 1 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 5 |
CAMY
| CAMP CHASE RAILWAY COMPANY, LLC | 1 |
CKIX
| C.K. Industries | 1 |
CMHX
| CarMath Incorporated | 3 |
CNA
| Canadian National Railways | 2 |
CNW
| Chicago & Northwestern | 11 |
COER
| Crab Orchard & Egyptian | 2 |
CP
| Canadian Pacific Railway | 3 |
CPAA
| Canadian Pacific Railway | 1 |
CR
| Conrail | 1 |
CRYX
| Cryo-Trans Incorporated | 1 |
CSX
| CSX Railroad | 13 |
CV
| Central Vermont | 1 |
DLW
| Delaware Lackawanna & Western | 1 |
DRGW
| Denver & Rio Grande Western | 2 |
FBOX
| TTX Company | 3 |
FSRR
| FerroSur | 3 |
FXE
| Ferromex | 4 |
GNWR
| Genesee and Wyoming Railroad Company | 3 |
GTRA
| Golden Triangle Railroad | 3 |
GTW
| Grand Trunk Western | 7 |
HS
| H and S Railroad Company | 1 |
IATR
| Iowa Traction Railroad Company | 1 |
IC
| Illinois Central | 4 |
ICG
| Illinois Central Gulf | 6 |
KCS
| Kansas City Southern | 7 |
LRS
| Laurinburg and Southern | 12 |
MCVX
| Massuchusetts Call/Volunteer Firefighters Assoc. | 1 |
MDW
| Minnesota Dakota and Western Railway Com | 2 |
MEC
| Maine Central | 5 |
MISX
| Milwaukee Solvents and Chemicals Corporation | 1 |
MP
| Missouri Pacific | 1 |
MQT
| Marquette Rail | 2 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 1 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 10 |
NW
| Norfolk & Western | 5 |
NYC
| New York Central | 2 |
QC
| Quebec Central | 3 |
RBMN
| Reading Blue Mountain & Northern | 4 |
SGLR
| Seminole Gulf | 1 |
SLR
| St Lawrence & Atlantic | 2 |
SNC
| Saratoga & North Creek Railway | 1 |
SOU
| Southern | 4 |
SP
| Southern Pacific | 5 |
SRY
| Southern Railway of British Columbia Lim | 2 |
SSW
| St Louis Southwestern (Cotton Belt) | 1 |
TBOX
| TTX Company | 13 |
TCAX
| General Electric Rail Services | 1 |
TILX
| Trinity Industries Leasing Company | 2 |
TOBX
| TTX Company - Box Cars | 1 |
TOE
| Texas Oklahoma and Eastern RR Company | 2 |
WLO
| Waterloo Railway Company (Illinois Central) | 1 |
WP
| Western Pacific | 2 |
WSOR
| Wisconsin & Southern | 1 |