sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Azimuth Angle of Arrival | *** |
| Auxiliary to the American Osteopathic Association | ** |
| American Academy of Osteopathy | ** |
| Arkansas Airport Operators Association | ** |
| American Academy of Ophthalmology | ** |
| Australian Airport Owners Association | ** |
| American Apartment Owners Association | ** |
| African American Outdoor Association | ** |
| Association of Orthopaedic Administrators | ** |
| Academy of Otolaryngologic Allergy | ** |
| Abbreviations and Other Acronyms | ** |
| Acete Acet Ortho Anisidide | ** |
| Alberta Ambulance Operators Association | ** |
| Aquarium of the Americas | ** |
| Auxiliary to the AOA | ** |
| associated auctioneers of america | * |
| Alpine Alpacas of America | * |
| Association of Administrators of Academic | * |
| Abbreviations and Acronyms from American | * |
| Air Avenues of Approach | * |