CIRR
| Chattahoochee Industrial Railroad | 1 |
CN
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 1 |
CSX
| CSX Railroad | 1 |
EEC
| East Erie Commercial Railroad | 1 |
FCCM
| Compania de Ferrocarriles Chiapas Mayab | 1 |
GNRR
| Georgia Northeastern | 1 |
NS
| Norfolk Southern | 2 |
SOU
| Southern | 1 |