AERC
| Albany and Eastern Railroad Company | 1 |
AGR
| Alabama and Gulf Coast | 2 |
ATW
| Atlantic and Western | 1 |
CP
| Canadian Pacific Railway | 5 |
CSX
| CSX Railroad | 2 |
EEC
| East Erie Commercial Railroad | 2 |
FGLK
| Finger Lakes Railway | 2 |
GMRC
| Green Mountain RR | 3 |
GNRR
| Georgia Northeastern | 1 |
HS
| H and S Railroad Company | 4 |
LBR
| Lowville and Beaver River Railroad Compa | 2 |
MEC
| Maine Central | 10 |
NS
| Norfolk Southern | 3 |
SLR
| St Lawrence & Atlantic | 1 |