AEX
| Andersons | 1 |
ATSF
| Atchison Topeka & Santa Fe | 10 |
BN
| Burlington Northern | 11 |
BNSF
| BNSF Railway | 3 |
BO
| Baltimore & Ohio | 1 |
CMHX
| CarMath Incorporated | 1 |
CNW
| Chicago & Northwestern | 8 |
CR
| Conrail | 2 |
CRLE
| Coe Rail Incorporated | 1 |
CS
| Colorado & Southern | 1 |
CSX
| CSX Railroad | 10 |
CTIE
| Kansas City Southern Railway Company | 1 |
CTRN
| Union Pacific Railroad Company | 5 |
DRGW
| Denver & Rio Grande Western | 2 |
GN
| Great Northern | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
GRW
| Gary Railway | 1 |
IAIS
| Iowa Interstate | 1 |
KCS
| Kansas City Southern | 8 |
KCSM
| Kansas City Southern De Mexico | 5 |
MD
| C&J RAILROAD COMPANY D/B/A MISSISSIPPI DELTA RAILROAD | 1 |
MP
| Missouri Pacific | 20 |
MVRY
| Mahoning Valley Ry | 1 |
NDYX
| First Union Rail | 2 |
NOKL
| Northwestern Oklahoma | 4 |
NRLX
| CIT Group/Capital Finance, Inc | 9 |
NS
| Norfolk Southern | 1 |
NYC
| New York Central | 2 |
SBD
| Seaboard System | 2 |
SOO
| Soo Line | 1 |
SRLX
| Southern Rail Leasing Incorporated | 2 |
TFM
| Kansas City Southern De Mexico | 5 |
TNMR
| Texas and New Mexico | 4 |
UP
| Union Pacific Railroad Company | 1 |