BM
| Boston & Maine | 1 |
BTRX
| Rocky Mountain Transportation Services | 4 |
CR
| Conrail | 1 |
CRDX
| Chicago Freight Car Leasing Company | 3 |
CSX
| CSX Railroad | 2 |
ITLX
| General Electric Rail Services | 2 |
LN
| Louisville & Nashville | 1 |
MWCX
| Midwest Railcar Corporation | 2 |
NOKL
| Northwestern Oklahoma | 2 |
NW
| Norfolk & Western | 1 |
SOO
| Soo Line | 3 |
SOU
| Southern | 1 |
UNPX
| Procor Limited | 1 |
UP
| Union Pacific Railroad Company | 1 |