CR
| Conrail | 1 |
DODX
| Department Of Defense | 1 |
ECXX
| East Carbon Development Company | 1 |
HTTX
| TTX Company | 1 |
JESX
| James E Strates Shows | 9 |
OTTX
| TTX Company | 10 |
TTAX
| TTX Company - Spine Cars | 1 |
TTEX
| TTX Company - Articulated Flat Cars (TOFC/COFC) | 1 |
TTHX
| TTX Company - Flat Cars | 1 |