AEX
| Andersons | 6 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BN
| Burlington Northern | 6 |
BNG
| Blackwell Northern Gateway Railroad Comp | 1 |
BNSF
| BNSF Railway | 2 |
BTRX
| Rocky Mountain Transportation Services | 1 |
CBRW
| Columbia Basin Railroad | 9 |
CN
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 5 |
CSX
| CSX Railroad | 1 |
DME
| Dakota, Minnesota and Eastern | 11 |
EEC
| East Erie Commercial Railroad | 2 |
EIRR
| Eastern Idaho Railroad Incorporated | 1 |
FURX
| First Union Rail | 2 |
GLCX
| Great Lakes Carbon Corporation | 1 |
GLNX
| GLNX Corporation | 1 |
GROX
| First Union Rail | 1 |
HS
| H and S Railroad Company | 2 |
ICG
| Illinois Central Gulf | 1 |
INTX
| Interstate Commodities Inc. | 2 |
KBLX
| Canam Minerals Inc | 1 |
MKT
| Missouri-Kansas-Texas | 1 |
MP
| Missouri Pacific | 2 |
NAHX
| General Electric Rail Services | 2 |
NCSX
| NOVA Chemicals (USA) Incorporated | 1 |
NOKL
| Northwestern Oklahoma | 1 |
NTSX
| Northeast Transportation Service | 1 |
NW
| Norfolk & Western | 1 |
PCC
| Palouse River and Coulee City | 11 |
PLCX
| General Electric Rail Services | 1 |
PTLX
| General Electric Rail Services | 3 |
SHQX
| AMERICAN RAILCAR INDUSTRIES | 3 |
SLSF
| Saint Louis-San Francisco | 3 |
SOO
| Soo Line | 1 |
WP
| Western Pacific | 1 |