AEX
| Andersons | 1 |
AOK
| Arkansas-Oklahoma Railroad | 1 |
BN
| Burlington Northern | 14 |
BNSF
| BNSF Railway | 17 |
CMHX
| CarMath Incorporated | 1 |
CNW
| Chicago & Northwestern | 4 |
CP
| Canadian Pacific Railway | 1 |
PCC
| Palouse River and Coulee City | 1 |
RVPR
| Riverport R.R., L.L.C. | 1 |
SOO
| Soo Line | 2 |