| Acronym | Definition |
|---|
| OAQ➣Office of Air Quality (Indiana Department of Environmental Management) |
| OAQ➣Ordre des Architectes du Québec (Canada) |
| OAQ➣Overall Quality |
| OAQ➣Ordre des Audioprothésistes du Québec (French: Quebec Order of Hearing Aid Acousticians; Quebec, Canada) |
| OAQ➣Office of Acquisition Management |
| OAQ➣Outlook Advanced Quoting (software) |
| OAQ➣Organizational Assessment Questionnaire |
| OAQ➣Office of Accreditation and Quality (Switzerland) |