| Abbreviation | Definition |
|---|---|
| DAD | Dark Angel Digital |
| DAD | Diamonds After Dark |
| DAD | Disneyland After Dark |
| DADC | Driving Aids Development Corporation |
| DAF | Deutsch Amerikanische Freundschaft |
| DAF | Van Doorne's Aanhangwagen Fabriek N.V. |
| DAFFPL | Delhi Aviation Fuel Facility Private Ltd |
| DAFI | Disabled Artists Foundation, Inc. |
| DAFT | Design And Fabrication Team |
| DAI | Development Alternatives Inc |
| DAIP | Disability Access Inclusion Plan |
| DAK | Deutsche Angestellten-Krankenkasse |
| DAL | Delta Air Lines |
| DALS | Direct Access Legal Services |
| DAOV | Decentralized Autonomous Organization Venture |
| DAP | D*cks-Armstrong-Pontius |
| DAP | Dicks-Armstrong-Pontius |
| DAP | Dutch Audio Products |
| DAPI | Delaware Adolescent Program Inc |
| DAR | Dar Sader Publishing |