W3ST DAVID A KNEPPER 760 Forest Hills Drive, PO BOX 34 SIDMAN, PA 15955 United States Operator Class EXTRA Previous Callsign Grant Date 01/30/2018 Expire Date 04/28/2028 Codes HVIE - Vanity code - Primary Station Preference List Ads from W3ST on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of