AEX
| Andersons | 1 |
ATSF
| Atchison Topeka & Santa Fe | 29 |
ATW
| Atlantic and Western | 2 |
BN
| Burlington Northern | 39 |
BNSF
| BNSF Railway | 9 |
CGRX
| Consolidated Grain and Barge | 1 |
CNW
| Chicago & Northwestern | 32 |
CP
| Canadian Pacific Railway | 6 |
CSX
| CSX Railroad | 16 |
DME
| Dakota, Minnesota and Eastern | 1 |
FURX
| First Union Rail | 2 |
GLCX
| Great Lakes Carbon Corporation | 1 |
HPJX
| Helm-Pacific Leasing | 2 |
HS
| H and S Railroad Company | 1 |
ICE
| Iowa Chicago and Eastern | 2 |
ICG
| Illinois Central Gulf | 1 |
INSX
| Independent Salt Company | 2 |
ITLX
| General Electric Rail Services | 1 |
KCS
| Kansas City Southern | 1 |
KYLE
| Kyle Railroad | 8 |
MKT
| Missouri-Kansas-Texas | 38 |
MP
| Missouri Pacific | 104 |
MWCX
| Midwest Railcar Corporation | 2 |
NAHX
| General Electric Rail Services | 3 |
NDYX
| First Union Rail | 2 |
NOKL
| Northwestern Oklahoma | 5 |
PLCX
| General Electric Rail Services | 1 |
PLWX
| General Electric Rail Services | 1 |
POTX
| PCS SALES USA INC | 1 |
RCPE
| Rapid City Pierre & Eastern Railroad | 2 |
SLSF
| Saint Louis-San Francisco | 4 |
SOO
| Soo Line | 6 |
SOU
| Southern | 1 |
SP
| Southern Pacific | 3 |
SSW
| St Louis Southwestern (Cotton Belt) | 6 |
UELX
| ADM Transportation Company | 2 |
UP
| Union Pacific Railroad Company | 4 |
WAMX
| Webb Asset Management | 1 |
WGR
| Willamette Valley Railway Company | 3 |
WP
| Western Pacific | 15 |