| Abbreviation | Definition |
|---|---|
| DCDA | Derry Citizens' Defence Association |
| DCDA | Derry Citizens Defense Association |
| DCFA | Dutch Corporate Finance Association |
| DCFCA | District of Columbia Federation of Civic Associations (Washington, DC) |
| DCHA | Dairy Calf and Heifer Association |
| DCHA | Delaware County Historical Association |
| DCHA | District of Columbia Hospital Association |
| DCIA | Delaware Captive Insurance Association |
| DCIA | Distributed Computing Industry Association |
| DCLA | Denton County Livestock Association |
| DCLA | District of Columbia Library Association |
| DCMA | Dade County Medical Association |
| DCMA | Delmarva Condominium Manager's Association |
| DCMA | Dry Color Manufacturers Association |
| DCMA | Durham Colliery Mechanics' Association |
| DCNA | Deering Center Neighborhood Association |
| DCPA | Dade County Pharmacy Association |
| DCPA | Denton County Paralegal Association |
| DCPA | Denver Chapter Payroll Association |
| DCPA | District of Columbia Psychological Association |