Callsign: W1SDN Class: Extra Name: Donovan, Sean P City: Washington State: DC Zipcode: 20015 Status: Active Grant Date: 09/03/2025 Expires: 11/17/2035 Uls: FCC Info
W1SDN - Ham operator in Washington, DC
Search any USA Ham Radio Callsign Database updated once a week Ham Callsigns search - version 2.1