KF5PWF Melvyn Brown 9937 NE 19th St Oklahoma City, OK 73141 United States Operator Class EXTRA Previous Callsign Grant Date 02/28/2022 Expire Date 05/01/2032 Codes HAI - Ham Radio - Individual Ads from KF5PWF on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of