KM4AH RANDY J GERRINGER PO BOX 217 BROWN SUMMIT, NC 27214 United States Operator Class ADVANCED Previous Callsign Grant Date 10/31/2017 Expire Date 10/31/2027 Codes HVIA - Vanity code - Former Primary Station Holder Ads from KM4AH on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of