AGR
| Alabama and Gulf Coast | 2 |
ALM
| Arkansas Louisiana and Mississippi Railr | 1 |
AOK
| Arkansas-Oklahoma Railroad | 1 |
CP
| Canadian Pacific Railway | 1 |
EEC
| East Erie Commercial Railroad | 1 |
FCRD
| First Coast Railway | 1 |
GMRC
| Green Mountain RR | 1 |
GTRA
| Golden Triangle Railroad | 2 |
HS
| H and S Railroad Company | 3 |
KCS
| Kansas City Southern | 2 |
MEC
| Maine Central | 1 |
NS
| Norfolk Southern | 1 |
SOU
| Southern | 1 |
TASD
| Terminal Alabama State Docks | 1 |
TKEN
| Tennken Railroad Company Incorporated | 1 |
WC
| Wisconsin Central | 1 |