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

AA9WC callsign genealogy

Currently held by CONLON, WILLIAM

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 AA9WC's current licensee, walking backwards.

  1. K9KODactive· G
    Smith, Chadwick SINgranted 2022-05-06
  2. KD9PBDcancelled· G
    Smith, Chadwick SINgranted 2020-03-09cancelled 2022-05-06

Successor callsigns

Callsigns held now by people who previously held AA9WC.

  1. N9KKcancelled· E
    CONLON, WILLIAMILgranted 2008-05-20cancelled 2008-10-21
  2. AC9Pcancelled· E
    PRESNELL SR, CHARLES EILgranted 2008-04-18cancelled 2017-10-23

All historical holders

Every license row we've seen with the callsign AA9WC, oldest first.

  • CONLON, WILLIAM IL
    2003-07-02 → cancelled 2008-05-20
  • PRESNELL SR, CHARLES E
    — → cancelled 1998-07-15
← Back to AA9WC License history →