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

AB9DW callsign genealogy

Currently held by FRITZ, CHARLES E

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 AB9DW's current licensee, walking backwards.

  1. AC9EOcancelled· E
    Webler, Dale RWIgranted 2010-05-05cancelled 2013-04-27
  2. KC9SHBcancelled· E
    Webler, Dale RWIgranted 2010-05-05cancelled 2013-04-08

Successor callsigns

Callsigns held now by people who previously held AB9DW.

  1. AC9Factive· E
    FRITZ, CHARLES EWIgranted 2023-09-12

All historical holders

Every license row we've seen with the callsign AB9DW, oldest first.

  • FRITZ, CHARLES E WI
    1998-07-30 → cancelled 2003-10-28
  • Webler, Dale R WI
    2023-02-14 active
← Back to AB9DW License history →