KC3CK MARK E SIEGEL 2721 Daniel Road Chevy Chase, MD 20815 United States Operator Class EXTRA Previous Callsign Grant Date 07/25/2023 Expire Date 04/13/2028 Codes HAI - Ham Radio - Individual Ads from KC3CK on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of