| DEAC | Cylinder Deactivation 
| Others |
| DEAC | Deacon Electronic Account Center
| Others |
| DEAC | Dealers Election Action Committee
| Others |
| DEAC | Delivering Equal Access to Care
| Others |
| DEAC | Design Engineering Analysis Corporation
| Others |
| DEAC | Detroit Erotic Arts Collaborative
| Others |
| DEAC | Diamond Eagle Acquisition Corp
| Others |
| DEAC | Digital Economy Advancement Center
| Others |
| DEAC | Distance Education Accrediting Commission
| Others |
| DEAC | Distance Education Advisory Committee
| Others |
| DEAC | Distributed Environment for Academic Computing
| Others |
| DEAC | District Evaluation Advisory Committee
| Others |
| DEAC | Districtwide Educational Advisory Council
| Others |
| DEAC | Divorce Education Assessment Collaborative
| Others |
| DEAC | Driver Education Advisory Committee
| Others |
| DEAC | Driving Excessive Alcohol Content
| Others |
| DEAC | Dukley European Art Community
| Others |
| DEAC | Durham Environmental Advisory Committee
| Others |