BN
| Burlington Northern | 6 |
CNW
| Chicago & Northwestern | 1 |
CYMX
| Cytec Carbon Fibers LLC | 3 |
GABX
| General American Marks Company | 6 |
GACX
| General American Marks Company | 26 |
GCCX
| General American Marks Company | 2 |
MRL
| Montana Rail Link | 2 |
SCKX
| Northern Coal Transportation Company | 3 |
UP
| Union Pacific Railroad Company | 2 |