Callsign: KK7OCS Class: Extra Name: Zhang, Jian Address: 4052 96th Ave SE City: Mercer Island State: WA Zipcode: 98040 Status: Active Grant Date: 08/22/2023 Expires: 08/22/2033 Uls: FCC Info
Ham call sign KK7OCS in Mercer Island, WA
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