BNSF
| BNSF Railway | 1 |
BO
| Baltimore & Ohio | 1 |
CSX
| CSX Railroad | 2 |
DSIX
| Dowell Schlumberger Incorporated | 1 |
EL
| Erie Lackawanna | 1 |
GCCX
| General American Marks Company | 4 |
GFCX
| Glens Falls Lehigh Cement Company | 8 |
HCSX
| Helm Chesapeake LLP | 1 |
KBLX
| Canam Minerals Inc | 3 |
MP
| Missouri Pacific | 1 |
NAHX
| General Electric Rail Services | 1 |
NYC
| New York Central | 1 |