| 1 | ABOX | TTX Co. | added 4/2000; 7/2000-7/2005 | | NAKINA |
| 2 | ABOX | Railbox Company | added 7/1979; 1/1980-1/1994; eliminated 4/2000 | | NAKINA |
| 3 | ABOX | American Rail Box Car Co. | added 7/1978; eliminated 7/1979 | | NAKINA |
| 4 | ABOX | American Rail Box Car Co. | added 7/1978; eliminated 7/1979 | | NAKINA |
| 5 | ABOX | Railbox Company | added 7/1979; 1/1980-1/1994; eliminated 4/2000 | | NAKINA |
| 6 | ABOX | TTX Co. | added 4/2000; 7/2000 | | NAKINA |
| 7 | ABOX | American Rail Box Car Co. | added 7/78; eliminated 7/79 | | NRHS |
| 8 | ABOX | Railbox Company | added 7/79; 1/80-1/94; eliminated 4/2000 | | NRHS |
| 9 | ABOX | TTX Co. | added 4/2000; 7/2000 | | NRHS |
| 10 | ABOX | TTX CORPORATION [(RBOX) RAILBOX COMPANY; AMERICAN RAIL BOX CAR CO.] | | | PWRC |
| 11 | ABOX | American Rail Box Car (TTX) | | | RSRV |
| 12 | ABOX | TTX COMPANY | | | SCAC4 |