KB6DHB WINSTON C HO 2144 THAYER ST HAYWARD, CA 94545 United States Operator Class EXTRA Previous Callsign Grant Date 10/27/2017 Expire Date 05/31/2024 Codes HAI - Ham Radio - Individual Ads from KB6DHB on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of