Welcome to ACDA! To join online, please enter your information in the form below. The way you enter your information is exactly the way it will appear on letters, envelopes and other communication pieces.Please note: If you are or ever have been a member of ACDA, please use the renewal form to avoid duplicate accounts. To renew online, please click on the LOGIN button in the upper right-hand corner, and log-in with your username and password. You can then select "RENEW" in the upper right-hand corner of the page. If you need assistance logging in or renewing your membership, please contact us at email@example.com or call Leane DeFrancis at (405)232-8161, ext.110.