AGR
| Alabama and Gulf Coast | 5 |
BKTY
| Union Pacific Railroad Company | 18 |
CFWR
| Caney Fork and Western Railroad | 1 |
CNW
| Chicago & Northwestern | 1 |
CP
| Canadian Pacific Railway | 1 |
CSX
| CSX Railroad | 2 |
EEC
| East Erie Commercial Railroad | 3 |
GMRC
| Green Mountain RR | 3 |
HS
| H and S Railroad Company | 2 |
LRS
| Laurinburg and Southern | 5 |
MEC
| Maine Central | 1 |
NS
| Norfolk Southern | 2 |