GNRR
| Georgia Northeastern | 1 |
GVSR
| Galveston Railroad L.P. | 1 |
LRS
| Laurinburg and Southern | 4 |
MP
| Missouri Pacific | 1 |
SP
| Southern Pacific | 3 |
SSW
| St Louis Southwestern (Cotton Belt) | 3 |
UP
| Union Pacific Railroad Company | 2 |
YARR
| Youngstown and Austintown Railroad | 2 |
YKR
| York Rail | 1 |