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

AA0DU callsign genealogy

Currently held by GROSH, DORIS 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 AA0DU's current licensee, walking backwards.

  1. NO0Dactive· E
    WILKISON, CHRISTOPHER AWAgranted 2024-11-19
  2. KK4NFCcancelled· E
    WILKISON, CHRISTOPHER AVAgranted 2012-12-10cancelled 2013-08-13

Successor callsigns

Callsigns held now by people who previously held AA0DU.

  1. K0DLGexpired· E
    GROSH, DORIS LKSgranted 2003-06-06cancelled 2015-06-09
← Back to AA0DU License history →