ALPX
| Alberta Government | 3 |
AOKX
| Greenbrier Management Services, LLC | 2 |
BNSF
| BNSF Railway | 1 |
CP
| Canadian Pacific Railway | 6 |
DME
| Dakota, Minnesota and Eastern | 15 |
DSRC
| Dakota Southern Railway Company | 1 |
GACX
| General American Marks Company | 1 |
KCS
| Kansas City Southern | 20 |
KCSM
| Kansas City Southern De Mexico | 1 |
MOCX
| THE MOSAIC COMPANY | 1 |
PNWX
| PNWX | 1 |
RCPE
| Rapid City Pierre & Eastern Railroad | 5 |
SIRX
| Southern Illinois Railcar Company | 1 |
SOO
| Soo Line | 1 |
TCWR
| Twin Cities and Western | 2 |