BCOL
| Canadian National Railways | 1 |
CN
| Canadian National Railways | 1 |
CSX
| CSX Railroad | 2 |
DWC
| Canadian National Railways | 1 |
FURX
| First Union Rail | 1 |
GNRR
| Georgia Northeastern | 1 |
KLRX
| KOCH RAIL LLC | 9 |
LRS
| Laurinburg and Southern | 1 |
NDYX
| First Union Rail | 1 |
NOKL
| Northwestern Oklahoma | 2 |
NS
| Norfolk Southern | 4 |
SOO
| Soo Line | 2 |
TTZX
| TTX Company-Centerbeam Flats | 15 |
WRWK
| Providence & Worchester Railroad | 1 |