| 1 | DCI | Des Moines & Central Iowa Ry. Co. | 4/1938-10/1966 & 1/1975-1/1980; eliminated 1/1984 | | NAKINA |
| 2 | DCI | Des Moines & Central Iowa Ry. Co. | 4/38-10/66 & 1/75-1/80 | | NRHS |
| 3 | DCI | DES MOINES & CENTRAL IOWA RWY. CO. | | | PWRC |
| 4 | DCI | Des Moines and Central Iowa | | | RSRV |
| 5 | DCIA | DADEN CARRIERS INC | | | SCAC4 |
| 6 | DCIC | DS COMMERCIAL INC | | | SCAC4 |
| 7 | DCIG | DCI LOGISTICS LLC | | | SCAC4 |
| 8 | DCIH | DCI DEDICATED CARRIERS INTERNATIONA | | | SCAC4 |
| 9 | DCIJ | D C I INC | | | SCAC4 |
| 10 | DCIL | DCT | | | SCAC4 |
| 11 | DCIN | D C INTERNATIONAL INC | | | PWRC |
| 12 | DCIO | DIVERSIFIED CONTRACTORS INC | | | SCAC4 |
| 13 | DCIQ | D C I | | | SCAC4 |
| 14 | DCIR | DIRECTLINK COURIER INC | | | SCAC4 |
| 15 | DCIT | DCI TRANSPORT LLC | | | SCAC4 |
| 16 | DCIU | DANA CONTAINER INC. | | USA | BIC |
| 17 | DCIU | DANA CONTAINER INCORPORATED | | | PWRC |
| 18 | DCIU | Dana Container | | | RSRV |
| 19 | DCIU | DANA CONTAINER INC | | | SCAC4 |
| 20 | DCIX | Danella Construction Corp. | added 7/1988; 1/1994; added 4/1997; 7/2000-7/2005; eliminated 1/2008 | | NAKINA |
| 21 | DCIX | Danella Construction Corp. | added 7/88; 1/94; added 4/97; 7/2000 | | NRHS |
| 22 | DCIX | DANELLA CONSTRUCTION CORPORATION | | | PWRC |
| 23 | DCIX | Danella Construction Corporation | | | RSRV |
