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

AI4FZ callsign genealogy

Currently held by SMITH, KENNETH M

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 AI4FZ's current licensee, walking backwards.

  1. AI4FWcancelled· E
    SMITH, KENNETH MALgranted 2003-02-22cancelled 2004-06-18
  2. K4NACexpired· T
    COSTAS, NICK AALgranted 2010-12-21cancelled 2022-12-22
  3. KA4FQNcancelled· T
    COSTAS, NICK AALgranted 2004-07-09cancelled 2010-12-21

Successor callsigns

Callsigns held now by people who previously held AI4FZ.

  1. AI4GAactive· E
    SMITH, KENNETH MALgranted 2025-06-07
← Back to AI4FZ License history →