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

WZ9F callsign genealogy

Currently held by KUBO, MITSURU

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 WZ9F's current licensee, walking backwards.

  1. AD9GKcancelled· E
    Garzella, Tim JINgranted 2025-01-24cancelled 2025-04-08
  2. KE9CJHcancelled· E
    Garzella, Tim JINgranted 2025-01-24cancelled 2025-03-19

Successor callsigns

Callsigns held now by people who previously held WZ9F.

  1. AD9INcancelled· E
    Garzella, Tim JINgranted 2025-04-08cancelled 2026-06-16
  2. K5INUactive· E
    KUBO, MITSURUTXgranted 2023-02-22

All historical holders

Every license row we've seen with the callsign WZ9F, oldest first.

  • KUBO, MITSURU TX
    2023-02-02 → cancelled 2023-02-22
  • Garzella, Tim J IN
    2025-04-08 → cancelled 2026-04-07
← Back to WZ9F License history →