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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

K5INU 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 K5INU's current licensee, walking backwards.

  1. WZ9Fcancelled· E
    Garzella, Tim JINgranted 2025-04-08cancelled 2026-04-07
  2. AD9GKcancelled· E
    Garzella, Tim JINgranted 2025-01-24cancelled 2025-04-08
  3. KE9CJHcancelled· E
    Garzella, Tim JINgranted 2025-01-24cancelled 2025-03-19

Successor callsigns

Callsigns held now by people who previously held K5INU.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K5INU, oldest first.

  • ZAYKO JR, THOMAS TX
    1988-10-18 → cancelled 2000-10-19
  • KUBO, MITSURU TX
    2023-02-22 active
← Back to K5INU License history →