AOS Annual Dues

AOS accepts three methods of payment

1. Checks made payable to AOS

2. Credit cards processed on our web site

3. Credit cards processed manually in-house

If you select option (3) please telephone AOS with the name as it appears on the card, the physical address of where the credit card statement is mailed, and the authorization code. For Visa, MasterCard, and Discover, this three digit code is located on the back of the card. For American Express, this four digit code is located on the front of the card.