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

K3YDX callsign genealogy

Currently held by HANBURGER, HENRY F

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 K3YDX's current licensee, walking backwards.

  1. K3HHactive
    Hanburger's Helpers Amateur Radio ClubNCgranted 2025-01-07
  2. KB3ETBcancelled
    Hanburger's Helpers Amateur Radio ClubMDgranted 2000-03-29cancelled 2004-05-28

Successor callsigns

Callsigns held now by people who previously held K3YDX.

  1. K3HHcancelled· E
    HANBURGER, HENRY FMDgranted 1996-11-04cancelled 2000-01-14
← Back to K3YDX License history →