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

AB0N callsign genealogy

Currently held by NELSEN, DAVID L

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 AB0N's current licensee, walking backwards.

  1. AB0KMcancelled· E
    NELSEN, DAVID LMNgranted 1997-04-30cancelled 2000-11-03
  2. KE0JWactive· E
    WYCKOFF, JUDY RMNgranted 2026-06-11
  3. KE0FWPcancelled· E
    Wyckoff, Judy RMNgranted 2015-09-24cancelled 2016-06-18

Successor callsigns

Callsigns held now by people who previously held AB0N.

  1. KT3Ractive· E
    SACHAU, LESLIE ESDgranted 2020-10-30
← Back to AB0N License history →