K4CWO ROBERT F VAUGHAN, JR 4109 ROUNDTREE RD HENRICO, VA 23294 United States Operator Class GENERAL Previous Callsign Grant Date 09/27/2018 Expire Date 12/17/2028 Codes HVIE - Vanity code - Primary Station Preference List Ads from K4CWO on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of