AGR
| Alabama and Gulf Coast | 1 |
AMTK
| Amtrak | 3 |
BAR
| Bangor & Aroostook | 2 |
BKTY
| Union Pacific Railroad Company | 1 |
BNSF
| BNSF Railway | 2 |
CKIX
| C.K. Industries | 1 |
CMHX
| CarMath Incorporated | 6 |
CNJ
| Central Rail Road of New Jersey | 1 |
COER
| Crab Orchard & Egyptian | 1 |
CR
| Conrail | 10 |
CSX
| CSX Railroad | 3 |
DWC
| Canadian National Railways | 1 |
EBT
| East Broad Top | 1 |
ERIE
| Erie Railroad | 1 |
GACX
| General American Marks Company | 1 |
HVRX
| Heber Valley Historic Railroad | 1 |
LRS
| Laurinburg and Southern | 3 |
MEC
| Maine Central | 2 |
MNCW
| Metro-North Commuter Railroad | 1 |
NS
| Norfolk Southern | 9 |
NW
| Norfolk & Western | 1 |
PC
| Penn Central | 8 |
PRR
| Pennsylvania Railroad | 3 |
RBMN
| Reading Blue Mountain & Northern | 3 |
RBOX
| Railbox Company | 1 |
RDG
| Reading Railroad | 2 |
RR
| Raritan River | 2 |
SCFX
| SCFX | 1 |
SMW
| St Marys Railway West LLC | 1 |
SOU
| Southern | 3 |
TBOX
| TTX Company | 7 |
TILX
| Trinity Industries Leasing Company | 1 |
TRMX
| The Railroad Museum-TRM Industries | 1 |
UP
| Union Pacific Railroad Company | 2 |
WFRX
| WELLS FARGO RAIL CORPORATION | 1 |
WM
| Western Maryland | 1 |