AEX
| Andersons | 2 |
ATSF
| Atchison Topeka & Santa Fe | 9 |
BGSX
| Strata Corporation | 1 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 3 |
CMCX
| Sweetman Construction Company | 1 |
CNW
| Chicago & Northwestern | 2 |
CR
| Conrail | 2 |
DRGW
| Denver & Rio Grande Western | 2 |
FURX
| First Union Rail | 1 |
KCS
| Kansas City Southern | 3 |
MP
| Missouri Pacific | 8 |
MWAX
| Martin Marietta Materials Incorporated | 2 |
NS
| Norfolk Southern | 1 |
PAL
| Paducah & Louisville | 1 |
RBMN
| Reading Blue Mountain & Northern | 5 |
TRAX
| RailAmerica | 1 |
TRIX
| General American Marks Company | 1 |