BN
| Burlington Northern | 6 |
BNSF
| BNSF Railway | 11 |
DODX
| Department Of Defense | 1 |
DUPX
| Du Pont De Nemours and Company Incorporated | 1 |
LBR
| Lowville and Beaver River Railroad Compa | 1 |
NP
| Northern Pacific | 1 |
SP
| Southern Pacific | 2 |
UP
| Union Pacific Railroad Company | 1 |
WPRR
| Willamette and Pacific | 1 |