sort by Rank | Alpha
| Possible Meanings | Rank |
| Office of Development and Alumni Affairs | **** |
| Office of Development Alumni Affairs | **** |
| Optimal Dynamic Asset Allocation | *** |
| Open Data Acquisition Association | *** |
| Of the Designated Approving Authority | *** |
| Official Development Assistance Absorption | *** |
| Official Development Assistance Agency | *** |
| Offices of Development and Alumni Affairs | ** |
| Orpington District Angling Association | ** |
| Oklahoma District Attorneys Association | ** |
| Office of Diversity and African American | ** |
| Oregon Dental Assistants Association | ** |
| Office of Development and Alumni Ae | ** |
| Oswestry District Arts Association | ** |
| Ohio Dental Assistants Association | ** |
| Oxford District Anglers Association | ** |
| Oregon District Attorney Association | * |
| Oklahoma Dental Assistants Association | * |
| Office for Diversity and Academic Advancement | * |
| Online Database of Actuarial Abstracts | * |
| Office for Diversity and Affirmative Action | * |
| Ontario Dental Assistant Association | * |
| Operational Designated Approval Authority | * |