BN
| Burlington Northern | 2 |
BNSF
| BNSF Railway | 1 |
CNW
| Chicago & Northwestern | 3 |
CTRN
| Union Pacific Railroad Company | 1 |
GABX
| General American Marks Company | 2 |
GACX
| General American Marks Company | 1 |
OFOX
| RESIDCO | 2 |
PPLX
| Pennsylvania Power and Light Company | 1 |
RBMN
| Reading Blue Mountain & Northern | 57 |
UP
| Union Pacific Railroad Company | 5 |