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

W4XX callsign genealogy

Currently held by Dos Equis Radio Club

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 W4XX's current licensee, walking backwards.

  1. KX4Sactive· E
    Johnston, David TALgranted 2021-04-24
  2. KY4DEcancelled· E
    Johnston, David TALgranted 2020-10-02cancelled 2021-04-24
  3. KO4IANcancelled· E
    Johnston, David TALgranted 2020-10-02cancelled 2020-12-10

Successor callsigns

Callsigns held now by people who previously held W4XX.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W4XX, oldest first.

  • BAHNER, CARL J WA
    2008-08-21 → cancelled 2017-03-16
  • Dos Equis Radio Club VA
    2019-04-05 active
← Back to W4XX License history →