CCR
| Corinth & Counce | 1 |
CNW
| Chicago & Northwestern | 1 |
CSX
| CSX Railroad | 1 |
CUOH
| Columbus and Ohio River Railroad Company | 3 |
OAR
| Old Augusta Railroad | 1 |
SBD
| Seaboard System | 3 |
SLGG
| Progress Rail Services Corporation | 2 |
SLR
| St Lawrence & Atlantic | 1 |
SOU
| Southern | 1 |