AGR
| Alabama and Gulf Coast | 1 |
ALM
| Arkansas Louisiana and Mississippi Railr | 1 |
CRLE
| Coe Rail Incorporated | 8 |
GVSR
| Galveston Railroad L.P. | 1 |
HS
| H and S Railroad Company | 4 |
IATR
| Iowa Traction Railroad Company | 2 |
LRS
| Laurinburg and Southern | 2 |
LSRC
| Lake State Railway Company | 1 |
NADX
| General Electric Rail Services | 1 |
NS
| Norfolk Southern | 3 |
SMW
| St Marys Railway West LLC | 1 |
SP
| Southern Pacific | 32 |
SRN
| Sabine River & Northern | 18 |
SSW
| St Louis Southwestern (Cotton Belt) | 4 |
WCTR
| WCTU Company White City Terminal Railway | 1 |
WRWK
| Providence & Worchester Railroad | 1 |