AGR
| Alabama and Gulf Coast | 5 |
ATW
| Atlantic and Western | 1 |
BKTY
| Union Pacific Railroad Company | 3 |
BM
| Boston & Maine | 1 |
CIRR
| Chattahoochee Industrial Railroad | 1 |
EEC
| East Erie Commercial Railroad | 3 |
GTRA
| Golden Triangle Railroad | 2 |
HS
| H and S Railroad Company | 1 |
LRS
| Laurinburg and Southern | 1 |
SRN
| Sabine River & Northern | 1 |