CSX
| CSX Railroad | 9 |
DREX
| Wilmot Transportation and Logistics | 1 |
HPTX
| HAMPTON CAPITAL LLC | 2 |
ISGX
| International Steel Group | 1 |
LN
| Louisville & Nashville | 1 |
NS
| Norfolk Southern | 1 |
NYC
| New York Central | 1 |
PEPX
| Potomac Electric Power Company | 1 |
SOU
| Southern | 3 |
TILX
| Trinity Industries Leasing Company | 1 |