KK7DP JOHN D JACOBS PO BOX 264 ULM, MT 59485 United States Operator Class ADVANCED Previous Callsign Grant Date 01/26/2018 Expire Date 03/07/2028 Codes HAI - Ham Radio - Individual Ads from KK7DP on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of