KG7MM RONALD A DUBIELAK 1132 Swan Flower Street Leander, TX 78641 United States Operator Class ADVANCED Previous Callsign Grant Date 08/01/2018 Expire Date 05/14/2024 Codes HVIE - Vanity code - Primary Station Preference List Ads from KG7MM on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of