ATSF
| Atchison Topeka & Santa Fe | 2 |
BNSF
| BNSF Railway | 1 |
BO
| Baltimore & Ohio | 1 |
CR
| Conrail | 1 |
CSX
| CSX Railroad | 2 |
DEEX
| Detroit Edison Company | 1 |
EAMX
| Everest Railcar Services, Inc | 1 |
GSSX
| Gopher State Scrap and Metal | 2 |
LN
| Louisville & Nashville | 2 |
NS
| Norfolk Southern | 1 |
NYC
| New York Central | 2 |