| AAAA | Anonymous Acronym Abuse Association | |
| AAAA | Antique Advertising Association of America | |
| AAAA | Arrowhead Area Agency on Aging | |
| AAAA | Aroostook Area Agency on Aging | |
| AAAA | American Association of Amateur Arborists | |
| AAAA | Australian Association of Advertising Agencies | |
| AAAA | Amicale Azuréenne des Amateurs d'Alpine | |
| AAAA | Advanced Architectures for Airborne Arrays | |
| AAAA | American Academy Alumni Association, Inc. | |
| AAAA | Arizona Academic Administrators Association | |