ATSF
| Atchison Topeka & Santa Fe | 3 |
BN
| Burlington Northern | 2 |
BNSF
| BNSF Railway | 2 |
CC
| Chicago Central & Pacific | 1 |
CNW
| Chicago & Northwestern | 6 |
CO
| Chesapeake & Ohio | 1 |
CR
| Conrail | 1 |
CSX
| CSX Railroad | 7 |
DME
| Dakota, Minnesota and Eastern | 1 |
EAFX
| Rail Logistics | 2 |
GMO
| Gulf Mobile & Ohio | 1 |
GN
| Great Northern | 1 |
GTW
| Grand Trunk Western | 2 |
IC
| Illinois Central | 3 |
ICE
| Iowa Chicago and Eastern | 1 |
ICG
| Illinois Central Gulf | 1 |
ITC
| Illinois Terminal Railroad | 1 |
LSI
| Lake Superior and Ishpeming Railroad | 1 |
MILW
| Milwaukee Road | 2 |
MWCX
| Midwest Railcar Corporation | 1 |
NAHX
| General Electric Rail Services | 2 |
NOKL
| Northwestern Oklahoma | 1 |
NSCX
| National Steel Car Limited | 2 |
NW
| Norfolk & Western | 1 |
NYC
| New York Central | 1 |
PLCX
| General Electric Rail Services | 1 |
RCLX
| Macquarie Rail Inc | 1 |
SCL
| Seaboard Coast Line | 1 |
SKNX
| Saskatchewan Grain Car Corporation | 1 |
SLSF
| Saint Louis-San Francisco | 1 |
SOO
| Soo Line | 1 |
SRCX
| Sid Richardson Carbon Company | 1 |
TILX
| Trinity Industries Leasing Company | 1 |
UNPX
| Procor Limited | 1 |
WP
| Western Pacific | 1 |
WW
| Winchester & Western | 1 |