Posted in Business & Finance, Health & Medicine, Schools & Education, Science AAoA stands for Average Age of Accounts (credit) AAOA stands for American Academy of Otolaryngic Allergy AAoA stands for Area Agency on Aging AAOA stands for Advocates for the American Osteopathic Association (Chicago, IL) AAOA stands for Arts of Africa, Oceania, and the Americas (Metropolitan Museum of Art) AAoA stands for American Alliance of Aromatherapy