All Aluminum Alloy Cable
Academic Achievement and Accountability Commission
Academic Affairs Advisory Committee
Affirmative Action Advisory Committee
African American Advisory Committee
African American Alumni Council
All Africa Anesthesia Congress
All Aluminum Alloy Conductor
American Academy of Ambulatory Care
American-Arab Affairs Council
Anti-Aircraft Artillery Command
Anti-Armor Automatic Cannon
Archival Association of Atlantic Canada
Asociación de Astrónomos Autodidactas de Colombia
Australian Aboriginal Affairs Council
Australian Army Air Corps
Australian Army Aviation Corps
AUTOAUCTION.COM, INC.
Aberdeen Amateur Athletics Club
and Astrophysics Advisory Committee
Army Accident Avoidance Course
Associação Amigos dos Animais de Campinas
Associação dos Amigos dos Animais de Chaves
Association Agréée des Agents Commerciaux