CN
| Canadian National Railways | 68 |
CWRX
| CWR TRANSPORTATION CO. | 8 |
GTW
| Grand Trunk Western | 6 |
IC
| Illinois Central | 2 |
NAR
| Northern Alberta Railways | 2 |
PACX
| Plasser American Corporation | 2 |
SPSX
| Progress Rail Services Corp | 11 |
UP
| Union Pacific Railroad Company | 3 |
WC
| Wisconsin Central | 24 |