CNW
| Chicago & Northwestern | 3 |
CR
| Conrail | 2 |
CSX
| CSX Railroad | 2 |
GVSR
| Galveston Railroad L.P. | 1 |
HS
| H and S Railroad Company | 3 |
ITLX
| General Electric Rail Services | 5 |
NAHX
| General Electric Rail Services | 1 |
NS
| Norfolk Southern | 3 |
NW
| Norfolk & Western | 4 |
PLCX
| General Electric Rail Services | 4 |
SOU
| Southern | 1 |
TLCX
| General Electric Rail Services | 1 |