BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 4 |
BO
| Baltimore & Ohio | 1 |
BTCX
| Browner Turnout Company | 1 |
CO
| Chesapeake & Ohio | 2 |
COER
| Crab Orchard & Egyptian | 1 |
CSX
| CSX Railroad | 2 |
GNTX
| TTX Company | 2 |
JTLX
| CIT Group/Capital Finance, Inc | 1 |
MWCX
| Midwest Railcar Corporation | 1 |
NOKL
| Northwestern Oklahoma | 1 |
NYC
| New York Central | 1 |
RJCM
| R.J. Corman Railroad Company/ Memphis Li | 1 |
SBD
| Seaboard System | 1 |