KB3BB ROBERT J BOWDEN 960 QUEENS DR YARDLEY, PA 19067 United States Operator Class ADVANCED Previous Callsign Grant Date 03/26/2021 Expire Date 03/26/2031 Codes HVIE - Vanity code - Primary Station Preference List Ads from KB3BB on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of