KK4CDK Miguel A Hernandez 11230 NW 79th Ln, PO BOX 33178 Miami, FL 33178 United States Operator Class GENERAL Previous Callsign Grant Date 11/21/2025 Expire Date 04/04/2035 Codes HVIE - Vanity code - Primary Station Preference List Ads from KK4CDK on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of