Another acronym

AAGA:

Asian-Americnan Golf Association [sic] or Asian-Amercian Golf Association [sic] (Google it and see)

African-American Golf Association

Arts Administration Graduate Association (Drexel University, if you need to know)

Attleboro Area Golf Association

Anne Arundel Gastroenterology Associates

Arizona Auto Glass Association &
American Auto Glass Alliance (at least they aren't an Association)

All-Around Gymnastics Academy (in Ohio)

African-American Graduate Association (Virginia Commonwealth U., and I imagine probably a few other universities)

Apartment Association of Greater Augusta

Asociación Argentina de Galerías de Arte

Aboriginal Art Galleries of Australia