BN
| Burlington Northern | 5 |
BNSF
| BNSF Railway | 8 |
CC
| Chicago Central & Pacific | 1 |
CNW
| Chicago & Northwestern | 14 |
CTRN
| Union Pacific Railroad Company | 9 |
HLMX
| Helm Financial Corporation | 1 |
SCWX
| South Carolina Public Service Authority | 4 |
SOO
| Soo Line | 1 |
SSAM
| Sault Ste. Marie Bridge Company (Canadia | 1 |
TILX
| Trinity Industries Leasing Company | 2 |
UP
| Union Pacific Railroad Company | 2 |
WC
| Wisconsin Central | 1 |