GVSR
| Galveston Railroad L.P. | 1 |
HLMX
| Helm Financial Corporation | 1 |
HS
| H and S Railroad Company | 1 |
MP
| Missouri Pacific | 1 |
MWCX
| Midwest Railcar Corporation | 1 |
SP
| Southern Pacific | 10 |
SSW
| St Louis Southwestern (Cotton Belt) | 10 |
UP
| Union Pacific Railroad Company | 4 |