NA4AI THOMAS W COUGHLIN 905 Ellwood Ave Orlando, FL 32804 United States Operator Class ADVANCED Previous Callsign Grant Date 07/14/2023 Expire Date 07/14/2033 Codes HVIE - Vanity code - Primary Station Preference List Ads from NA4AI on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of