KQ4ADJ DEAN O HINTZ 227 Old Clinton Rd GRAY, GA 31032 United States Operator Class EXTRA Previous Callsign Grant Date 07/22/2025 Expire Date 05/04/2032 Codes HAI - Ham Radio - Individual Ads from KQ4ADJ on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of