| Meaning | Category |
| All Assam Chess Association | Miscellaneous->Chess |
| American Alliance of Creditor Attorneys | Community->Law |
| Antique Automobile Club of America | Community->Museums |
| Architects Accreditation Council of Australia | Academic & Science->Architecture |
| Army Airlift Clearance Authority | Governmental->Military |
| Asian American Civic Association | Community->Educational |
| Asian American Cultural Association | Community->Educational |
| Authentic Artifact Collectors Association | Community->Performing Arts |
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