ATW
| Atlantic and Western | 1 |
BCOL
| Canadian National Railways | 1 |
BNSF
| BNSF Railway | 1 |
CN
| Canadian National Railways | 1 |
CSX
| CSX Railroad | 1 |
DWC
| Canadian National Railways | 1 |
NS
| Norfolk Southern | 2 |
SOO
| Soo Line | 3 |
TR
| Tomahawk Railway L.P. | 2 |
WC
| Wisconsin Central | 1 |