Callsign: KK4RVI Class: Extra Name: Hoffmann, Joshua Address: 11407 SW Amu St Suite #AK254 City: Tualatin State: OR Zipcode: 97062 Status: Active Grant Date: 04/14/2023 Expires: 06/12/2033 Uls: FCC Info
Ham call sign KK4RVI in Tualatin, OR
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