ALNX
| Alberta Government | 1 |
BNSF
| BNSF Railway | 1 |
CAIX
| CAI Rail Inc. | 1 |
CMO
| Chicago St Paul Minneapolis & Omaha | 1 |
CN
| Canadian National Railways | 2 |
CP
| Canadian Pacific Railway | 1 |
GACX
| General American Marks Company | 1 |
IC
| Illinois Central | 1 |
MWCX
| Midwest Railcar Corporation | 1 |
NW
| Norfolk & Western | 2 |
SOO
| Soo Line | 1 |
SOU
| Southern | 2 |