ACFX
| General Electric Rail Services | 1 |
AEX
| Andersons | 1 |
AOK
| Arkansas-Oklahoma Railroad | 1 |
BN
| Burlington Northern | 2 |
BNSF
| BNSF Railway | 2 |
BORX
| U.S. Borax Incorporated | 1 |
CEFX
| CIT Group/Capital Finance, Inc | 1 |
CNW
| Chicago & Northwestern | 1 |
CSX
| CSX Railroad | 4 |
DJTX
| Joseph Transportation Incorporated | 1 |
DRGW
| Denver & Rio Grande Western | 1 |
DUPX
| Du Pont De Nemours and Company Incorporated | 1 |
GPLX
| General American Marks Company | 2 |
IC
| Illinois Central | 2 |
ICG
| Illinois Central Gulf | 1 |
INTX
| Interstate Commodities Inc. | 1 |
KWT
| KWT Railway | 2 |
MP
| Missouri Pacific | 5 |
MWCX
| Midwest Railcar Corporation | 2 |
NAHX
| General Electric Rail Services | 1 |
NW
| Norfolk & Western | 2 |
NYC
| New York Central | 1 |
SMNX
| Solvay Minerals Incorporated | 1 |
SP
| Southern Pacific | 1 |
SSW
| St Louis Southwestern (Cotton Belt) | 6 |
UCFX
| Union Carbide Corporation | 1 |
UP
| Union Pacific Railroad Company | 2 |
UTCX
| Union Tank Car Company | 2 |
WFRX
| WELLS FARGO RAIL CORPORATION | 1 |
WITX
| CCC Transport Company | 1 |
WLPX
| Westlake Polymers Corporation | 2 |