How do I join? February 07, 2019 12:26 Updated Follow Joining is quick and easy! We offer three options: Join online Print the membership application and mail it Call 800-SAY-AOTA (800-729-2682) ext. 2769 Related articles Will I have to pay sales tax? How do I order an Adoption Review copy? Bookstore Return Policy How do I get my CE Transcript? What are the different types of membership and associated dues?