K4WSX Mario Batista 673 Rolling Hill Dr. Sebastian, FL 32958 United States Operator Class EXTRA Previous Callsign Grant Date 10/20/2023 Expire Date 04/20/2031 Codes HVIE - Vanity code - Primary Station Preference List Ads from K4WSX on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of