CLSX
| Cargill Incorporated Salt Division | 11 |
CNLX
| CN Treasury Operations, Limited | 8 |
CNW
| Chicago & Northwestern | 2 |
CR
| Conrail | 1 |
CSX
| CSX Railroad | 2 |
NAHX
| General Electric Rail Services | 1 |
NS
| Norfolk Southern | 1 |
RGCX
| Rio Grande Chemical LTD | 1 |
WC
| Wisconsin Central | 2 |