CR
| Conrail | 20 |
CSX
| CSX Railroad | 37 |
DEEX
| Detroit Edison Company | 2 |
DKPX
| Duke Power | 4 |
GGPX
| General American Marks Company | 1 |
HSTX
| Strauss Llc | 2 |
ITFX
| INFINITY TRANSPORTATION III LLC | 1 |
MBKX
| Mitsui Rail Capital | 1 |
NS
| Norfolk Southern | 186 |
NYC
| New York Central | 8 |
SPSX
| Progress Rail Services Corp | 1 |