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

AA9ZZ callsign genealogy

Currently held by SMITH, PHILLIP L

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 AA9ZZ's current licensee, walking backwards.

  1. KQ9Oactive· E
    Bird, Julio JWIgranted 2020-09-09
  2. AB9TTactive· E
    Tibbitts, ThomasWIgranted 2022-01-14
  3. KD9TOMcancelled· E
    Tibbitts, ThomasWIgranted 2016-06-14cancelled 2022-01-14
  4. KD9GJEcancelled· T
    Tibbitts, ThomasWIgranted 2016-05-25cancelled 2016-06-14

Successor callsigns

Callsigns held now by people who previously held AA9ZZ.

No current licensee on record previously held this callsign.

← Back to AA9ZZ License history →