W1KHZ MARK A CORIO, SR 256 W QUINCE ST HERNANDO, FL 34442 United States Operator Class GENERAL Previous Callsign Grant Date 01/20/2018 Expire Date 01/20/2028 Codes HVIA - Vanity code - Former Primary Station Holder Ads from W1KHZ on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of