BN
| Burlington Northern | 1 |
CNW
| Chicago & Northwestern | 2 |
CTRN
| Union Pacific Railroad Company | 3 |
DRGW
| Denver & Rio Grande Western | 6 |
HLMX
| Helm Financial Corporation | 2 |
HPJX
| Helm-Pacific Leasing | 1 |
MP
| Missouri Pacific | 4 |
RBMN
| Reading Blue Mountain & Northern | 1 |
SP
| Southern Pacific | 1 |
UP
| Union Pacific Railroad Company | 7 |
WP
| Western Pacific | 1 |