ATSF
| Atchison Topeka & Santa Fe | 1 |
BN
| Burlington Northern | 2 |
BNSF
| BNSF Railway | 1 |
CNW
| Chicago & Northwestern | 7 |
CPWX
| Canadian Wheat Board | 1 |
CSX
| CSX Railroad | 2 |
HPJX
| Helm-Pacific Leasing | 1 |
ICE
| Iowa Chicago and Eastern | 1 |
INTX
| Interstate Commodities Inc. | 1 |
ITC
| Illinois Terminal Railroad | 1 |
MP
| Missouri Pacific | 4 |
NRLX
| CIT Group/Capital Finance, Inc | 1 |
NW
| Norfolk & Western | 2 |
NYC
| New York Central | 1 |
SLSF
| Saint Louis-San Francisco | 1 |
SMNX
| Solvay Minerals Incorporated | 1 |
SOO
| Soo Line | 2 |
SOU
| Southern | 2 |
TFM
| Kansas City Southern De Mexico | 1 |
TRLX
| Texas Railcar Leasing Company | 1 |
UP
| Union Pacific Railroad Company | 3 |
WP
| Western Pacific | 3 |