NI3P STEPHEN P OKSALA 208 BAUMAN CIR EXTON, PA 19341 United States Operator Class EXTRA Previous Callsign Grant Date 03/04/2017 Expire Date 04/30/2027 Codes HAI - Ham Radio - Individual Ads from NI3P on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of