ADMX
| ADM Transportation Company | 1 |
CAGX
| MHC Incorporated Subsidiary of ConAgra Incorporated | 1 |
CNW
| Chicago & Northwestern | 1 |
DJTX
| Joseph Transportation Incorporated | 1 |
MP
| Missouri Pacific | 2 |
NAHX
| General Electric Rail Services | 1 |
NDYX
| First Union Rail | 1 |
SP
| Southern Pacific | 1 |
SSW
| St Louis Southwestern (Cotton Belt) | 2 |
UP
| Union Pacific Railroad Company | 1 |