| Digital Research and Curation Center | Academic & Science |
| Delaware River City Corporation | Business |
| Directors Rights Collective of Canada | Community |
| Deer Run Church of Christ | Community |
| Damascus Road Community Church | Community |
| Dismantling Rape Culture Conference | Community |
| Dublin Rape Crisis Centre | Community |
| Demand Response Coordinating Committee (now Association for Demand Response & Smart Grid) | Community |
| Derbyshire Rural Community Council | Community |
| Dekalb Rape Crisis Center | Community |
| Division of Regulated Child Care | Community |
| Deed Restriction Compliance Committee | Community |
| Destination Restricted Calling Card | Computing |
| Digital River Command Console | Computing |
| Dynamic Radar Cruise Control | General |
| Data Repository Coordinating Center | General |
| Data Repository and Coordinating Center | General |
| Data Repository and Coordination Center | General |
| Duwamish River Cleanup Coalition | General |
| Delaware and Raritan Canal Commission's | General |
| Departamento de Raios Cósmicos e Cronologia | General |
| Delaware Raritan Canal Commission | General |
| Dayton River Corridor Classic | General |
| Deployment Readiness Control Center | General |
| Dumb Regular Cruise Control | General |
| Diode Resistance Capacitance and Continuity | General |
| Delaware and Raritan Canal Commission | General |
| Data Rate Change Compensator | General |
| Dracut Roadrunners Car Club | General |
| Derby Radio Control Club | General |
| Drought Relief Coordinating Committee | General |
| Disaster Response Crisis Counselor | General |
| Damariscotta Region Chamber of Commerce | Governmental |
| Domestic Resource Cost Coefficient | Governmental |
| Doctors Regional Cancer Center | Medical |
| Diabetes Resources Coordination Center | Medical |
| Durham Regional Cancer Centre | Medical |
| Dulles Regional Chamber of Commerce | Regional |
| Duluth Regional Care Center | Regional |
| Detroit Rock Climbing Company | Sports |
