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

K3DDX callsign genealogy

Currently held by Dorton, Denny H

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 K3DDX's current licensee, walking backwards.

  1. N3ZXactive· E
    Zelenko, Stephen MPAgranted 2017-01-19
  2. N3JHIcancelled· E
    Zelenko, Stephen MPAgranted 2004-03-04cancelled 2007-03-27

Successor callsigns

Callsigns held now by people who previously held K3DDX.

  1. N3ZXcancelled· E
    Dorton, Denny HFLgranted 2004-03-06cancelled 2005-02-25

All historical holders

Every license row we've seen with the callsign K3DDX, oldest first.

  • Dorton, Denny H MD
    2000-07-18 → cancelled 2004-03-06
  • Dorton, Denny H FL
    2014-12-03 active
← Back to K3DDX License history →