BNSF
| BNSF Railway | 1 |
CP
| Canadian Pacific Railway | 1 |
CR
| Conrail | 1 |
CSX
| CSX Railroad | 1 |
DWC
| Canadian National Railways | 1 |
LW
| Louisville and Wadley Railway Company | 1 |
NS
| Norfolk Southern | 7 |
RBOX
| Railbox Company | 5 |
SOU
| Southern | 3 |
TBOX
| TTX Company | 4 |
WC
| Wisconsin Central | 1 |