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

K4EZE callsign genealogy

Currently held by Achtzener IV, Joseph P

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 K4EZE's current licensee, walking backwards.

  1. KO4TUXcancelled· G
    Achtzener IV, Joseph PVAgranted 2021-10-05cancelled 2021-11-02

Successor callsigns

Callsigns held now by people who previously held K4EZE.

  1. KK4NZKactive· T
    BULL, ERIC EFLgranted 2023-04-28
  2. W3UGactive· E
    Kasper, James ETNgranted 2018-12-27

All historical holders

Every license row we've seen with the callsign K4EZE, oldest first.

  • BULL, ERIC E FL
    2003-03-28 → cancelled 2013-01-25
  • Kasper, James E TN
    2015-04-07 → cancelled 2018-12-27
  • Achtzener IV, Joseph P VA
    2021-11-02 active
← Back to K4EZE License history →