NU6A John F Marthens 4563 El Dorado Way Unit 124 Bellingham, WA 98226 United States Operator Class EXTRA Previous Callsign Grant Date 12/14/2020 Expire Date 01/16/2028 Codes HAI - Ham Radio - Individual Ads from NU6A on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of