AOK
| Arkansas-Oklahoma Railroad | 1 |
ATW
| Atlantic and Western | 2 |
AWXX
| East Carbon development Company | 1 |
BECX
| FMC Corporation | 1 |
BO
| Baltimore & Ohio | 2 |
BVRY
| Brandywine Valley Railroad Company | 1 |
CSX
| CSX Railroad | 27 |
DSEX
| East Carbon Development Company | 9 |
GIMX
| General American Marks Company | 1 |
PTTX
| TTX Company | 1 |
SP
| Southern Pacific | 2 |
TC1
| Tennessee Central | 1 |
TTEX
| TTX Company - Articulated Flat Cars (TOFC/COFC) | 1 |
TTJX
| TTX Company-Bulkhead Flats | 1 |
USWX
| USA Waste Services Incorporated | 4 |
WE
| Wheeling & Lake Erie | 1 |