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

K4DDH callsign genealogy

Currently held by HELTON SR, DON D

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 K4DDH's current licensee, walking backwards.

  1. KK4OIVcancelled· G
    HUGDAHL, DAVID DVAgranted 2013-02-04cancelled 2013-03-26
  2. KK4ODPcancelled· G
    HUGDAHL, DAVID DVAgranted 2013-02-04cancelled 2013-02-11

Successor callsigns

Callsigns held now by people who previously held K4DDH.

  1. WM4Factive· E
    HELTON SR, DON DGAgranted 2017-08-11

All historical holders

Every license row we've seen with the callsign K4DDH, oldest first.

  • HELTON SR, DON D GA
    2007-07-26 → cancelled 2007-11-06
  • HUGDAHL, DAVID D NC
    2023-01-13 active
← Back to K4DDH License history →