KM4OP PHILIP RIVERA 1020 ZAMBRANA SE ST PALM BAY, FL 32909 United States Operator Class EXTRA Previous Callsign Grant Date 10/29/2018 Expire Date 01/11/2029 Codes HAI - Ham Radio - Individual Ads from KM4OP on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of