Callsign: KK7HDU Class: Technician Name: Poplasky, Mark S Address: 6919 85th Ave NE City: Marysville State: WA Zipcode: 98270 Status: Active Grant Date: 06/29/2022 Expires: 06/29/2032 Uls: FCC Info
Ham call sign KK7HDU in Marysville, WA
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