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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

AB0TH callsign genealogy

Currently held by KECSO, RICHARD J

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 AB0TH's current licensee, walking backwards.

  1. NA6Qactive· E
    NESTOJKO, GEORGE MCAgranted 2019-11-05
  2. AJ6JGcancelled· E
    NESTOJKO, GEORGE MCAgranted 2017-05-09cancelled 2019-11-05
  3. WA6YBRcancelled· E
    NESTOJKO, GEORGE MCAgranted 2017-05-09cancelled 2019-03-29
  4. KM6JZMcancelled· G
    NESTOJKO, GEORGE MCAgranted 2017-04-20cancelled 2017-05-09

Successor callsigns

Callsigns held now by people who previously held AB0TH.

  1. K0RJKactive· E
    KECSO, RICHARD JCOgranted 2022-01-27
← Back to AB0TH License history →