| Abbreviation | Definition |
|---|---|
| DCPI | Dougherty County Paranormal Investigators |
| DCPL | Development Consultants Private, Limited |
| DCPL | Diamond Crystal Private, Limited |
| DCPN | DCPower Neworks, Inc. |
| DCPP | Diablo Canyon Power Plant |
| DCPR | Dirt Cheap Phone Repair |
| DCPS | District of Columbia Pawn Shop |
| DCPX | Delphi Components for Psychological eXperiments |
| DCR | Dal Cais Research |
| DCRG | Dakota Carson Realty Group |
| DCRI | Diversified Corporate Resources Inc |
| DCS | Deltex Courier Service |
| DCS | Diamond Computer Systems |
| DCSC | Delphi Community School Corporation |
| DCSI | Defense Contract Services Inc |
| DCSI | Dipolog Computer Systems Inc |
| DCSI | Distribution Control Systems Inc |
| DCSI | Distribution Control Systems, Inc. |
| DCSI | Dynamic Corporate Solutions Inc |
| DCTB | Duke City Turbo Bricks |