ALPX
| Alberta Government | 2 |
ATSF
| Atchison Topeka & Santa Fe | 9 |
ATST
| ATST | 1 |
ATW
| Atlantic and Western | 87 |
BN
| Burlington Northern | 105 |
BNSF
| BNSF Railway | 82 |
CEFX
| CIT Group/Capital Finance, Inc | 1 |
CFWR
| Caney Fork and Western Railroad | 3 |
CGCX
| Cargill Incorporated C.G.D. Division | 1 |
CNW
| Chicago & Northwestern | 4 |
CP
| Canadian Pacific Railway | 176 |
CPWX
| Canadian Wheat Board | 22 |
CSX
| CSX Railroad | 2 |
DSRC
| Dakota Southern Railway Company | 50 |
EEC
| East Erie Commercial Railroad | 12 |
FURX
| First Union Rail | 4 |
FWD
| Fort Worth & Denver | 1 |
HS
| H and S Railroad Company | 2 |
IAIS
| Iowa Interstate | 2 |
ICE
| Iowa Chicago and Eastern | 5 |
INTX
| Interstate Commodities Inc. | 6 |
KYLE
| Kyle Railroad | 7 |
MKTT
| Union Pacific Railroad Company | 1 |
MP
| Missouri Pacific | 4 |
NCUX
| CIT Group/Capital Finance, Inc | 1 |
NDYX
| First Union Rail | 4 |
NNW
| Nebraska Northwestern | 30 |
NOKL
| Northwestern Oklahoma | 54 |
NS
| Norfolk Southern | 2 |
NW
| Norfolk & Western | 3 |
PLCX
| General Electric Rail Services | 1 |
PMRX
| Progress Metal Reclamation Company | 1 |
RBMN
| Reading Blue Mountain & Northern | 5 |
RCPE
| Rapid City Pierre & Eastern Railroad | 21 |
RFMX
| Caldwell-Baker Company | 5 |
RGCX
| Rio Grande Chemical LTD | 1 |
SKPX
| Saskatchewan Grain Car Corporation | 10 |
SMW
| St Marys Railway West LLC | 2 |
SOO
| Soo Line | 85 |
TCWR
| Twin Cities and Western | 23 |
UP
| Union Pacific Railroad Company | 14 |
WGR
| Willamette Valley Railway Company | 7 |