CNW
| Chicago & Northwestern | 1 |
CSX
| CSX Railroad | 1 |
FBOX
| TTX Company | 1 |
FSRR
| FerroSur | 1 |
HS
| H and S Railroad Company | 3 |
LW
| Louisville and Wadley Railway Company | 1 |
MP
| Missouri Pacific | 2 |
RBOX
| Railbox Company | 2 |
SLR
| St Lawrence & Atlantic | 1 |
SP
| Southern Pacific | 1 |
WC
| Wisconsin Central | 2 |
WP
| Western Pacific | 1 |