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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

W7PRC callsign genealogy

Currently held by Preston Radio Club

The FCC publishes a previous_call_sign on every amateur license — a self-link to the licensee's prior callsign. Following those links produces the chain below.

Previous callsigns

Older callsigns held by W7PRC's current licensee, walking backwards.

  1. KK7ZQFcancelled
    Prescott Radio ClubAZgranted 2025-03-13cancelled 2026-07-31

Successor callsigns

Callsigns held now by people who previously held W7PRC.

  1. W6SZPactive· E
    MASON, MICHAEL LCAgranted 2023-09-29
  2. K7RUactive
    Preston Radio ClubWAgranted 2018-11-24

All historical holders

Every license row we've seen with the callsign W7PRC, oldest first.

  • Preston Radio Club WA
    2017-02-03 → cancelled 2018-11-24
  • MASON, MICHAEL L CA
    2021-10-30 → cancelled 2023-09-29
  • Prescott Radio Club AZ
    2026-07-31 active
← Back to W7PRC License history →