| Abbreviation | Definition |
|---|---|
| DBBN | Natitingou, Benin |
| DBBP | Parakou, Benin |
| DBBR | Bembereke, Benin |
| DBBS | Save, Benin |
| DBIA | Daytona Beach International Airport |
| DBM | Debra Marcos Field, Ethiopia |
| DBN | Dublin, Georgia USA |
| DBO | Dubbo, New South Wales, Australia |
| DBQ | Dubuque, Iowa USA |
| DBT | Debra Tabor Field, Ethiopia |
| DBV | Dubrovnik, Croatia |
| DBX | Dubai International Airport |
| DBY | Dalby, Queensland, Australia |
| DC06 | District of Columbia Metropolitan Police Department 2nd District Heliport, Washington, DC USA |
| DC16 | District of Columbia Metropolitan Police Department 3rd District Heliport, Washington, DC USA |
| DCA | Ronald Reagan Washington National Airport, Washington D.C. (Arlington, VA) USA |
| DCF | Cane Field Airport, Roseau, Dominica, West Indies |
| DCI | Decimomannu, Italy |
| DCK | Dahl Creek, Alaska USA |
| DCM | Castres, France |