AOK
| Arkansas-Oklahoma Railroad | 1 |
CGLX
| GATX Rail Canada | 1 |
CNW
| Chicago & Northwestern | 1 |
CP
| Canadian Pacific Railway | 3 |
CR
| Conrail | 1 |
GCCX
| General American Marks Company | 1 |
INTX
| Interstate Commodities Inc. | 1 |
PLCX
| General Electric Rail Services | 2 |
PTLX
| General Electric Rail Services | 1 |
RFMX
| Caldwell-Baker Company | 6 |
SOO
| Soo Line | 1 |