Callsign: WW6B Class: Extra Name: ZAVISLAK, MARK J Address: P.O. Box 1085 City: Cupertino State: CA Zipcode: 95015 Status: Active Grant Date: 10/07/2022 Expires: 10/07/2032 Uls: FCC Info
Ham call sign WW6B in Cupertino, CA
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