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

K4HUH callsign genealogy

Currently held by Stelmack Mr., John 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 K4HUH's current licensee, walking backwards.

  1. K6JFScancelled· G
    Stelmack, John FALgranted 2019-01-01cancelled 2021-08-31
  2. KJ4JTCcancelled· T
    Stelmack, John FALgranted 2009-02-24cancelled 2009-03-14

Successor callsigns

Callsigns held now by people who previously held K4HUH.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K4HUH, oldest first.

  • NAJERA, JOSEPH A NC
    1996-03-14 → cancelled 2008-03-15
  • Stelmack Mr., John F AL
    2021-08-31 active
← Back to K4HUH License history →