ARTX
| Artrain | 1 |
BO
| Baltimore & Ohio | 8 |
CCO
| Clinchfield | 1 |
CO
| Chesapeake & Ohio | 7 |
CR
| Conrail | 1 |
CRR
| Clinchfield | 3 |
CSX
| CSX Railroad | 11 |
DUPX
| Du Pont De Nemours and Company Incorporated | 3 |
EBT
| East Broad Top | 2 |
EJE
| Elgin Joliet and Eastern | 1 |
ERIE
| Erie Railroad | 1 |
GMO
| Gulf Mobile & Ohio | 1 |
GSMR
| Great Smoky Mountains | 5 |
IC
| Illinois Central | 5 |
ICG
| Illinois Central Gulf | 1 |
ITC
| Illinois Terminal Railroad | 2 |
LN
| Louisville & Nashville | 11 |
MALX
| Mid-America Locomotive and Car Repair Incorporated | 1 |
MON
| Monon Route | 1 |
NKP
| Nickel Plate | 1 |
NW
| Norfolk & Western | 6 |
PAL
| Paducah & Louisville | 5 |
PRR
| Pennsylvania Railroad | 3 |
RJCM
| R.J. Corman Railroad Company/ Memphis Li | 1 |
RJCR
| RJ Corman | 1 |
SCL
| Seaboard Coast Line | 1 |
SLCC
| St. Louis Car Company | 1 |
SOO
| Soo Line | 2 |
SOU
| Southern | 6 |
UP
| Union Pacific Railroad Company | 1 |
WAB
| Wabash | 2 |
WM
| Western Maryland | 1 |
WVRR
| Whitewater Valley Railroad | 2 |