ATW
| Atlantic and Western | 1 |
BKTY
| Union Pacific Railroad Company | 2 |
CP
| Canadian Pacific Railway | 1 |
HS
| H and S Railroad Company | 3 |
ITFX
| INFINITY TRANSPORTATION III LLC | 1 |
KYLE
| Kyle Railroad | 2 |
NS
| Norfolk Southern | 1 |
SOU
| Southern | 9 |
WRWK
| Providence & Worchester Railroad | 6 |