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

KC3Z callsign genealogy

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 KC3Z's current licensee, walking backwards.

  1. KM4VSTcancelled· E
    Hudson, Lance NFLgranted 2016-08-01cancelled 2018-08-24

Successor callsigns

Callsigns held now by people who previously held KC3Z.

  1. KI6Eactive· E
    AMSTADT, ROBERT JCAgranted 2026-05-19
  2. K3JWIcancelled· E
    GEORGE, KENNETH RTNgranted 2017-08-02cancelled 2024-04-25

All historical holders

Every license row we've seen with the callsign KC3Z, oldest first.

  • ROGERS, DEAN A IL
    2009-01-10 → cancelled 2014-04-03
  • AMSTADT, ROBERT J CA
    2016-04-22 → cancelled 2016-08-05
  • Hudson, Lance N FL
    2018-08-24 active
  • —
    — → cancelled 1997-10-16
← Back to KC3Z License history →