AA7BA Robert C Mazza 9617 W Briarwood Cir N Sun City, AZ 85351-1359 United States Operator Class EXTRA Previous Callsign Grant Date 03/19/2026 Expire Date 06/13/2036 Codes HVIE - Vanity code - Primary Station Preference List Ads from AA7BA on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of