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

WA8FZZ callsign genealogy

Currently held by CASTO, WILLIAM W

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 WA8FZZ's current licensee, walking backwards.

  1. AA4IHactive· E
    Bronisz, Jonathan ETNgranted 2022-04-26
  2. KG4MRVcancelled· E
    Bronisz, Jonathan ETNgranted 2011-01-11cancelled 2012-07-06

Successor callsigns

Callsigns held now by people who previously held WA8FZZ.

No current licensee on record previously held this callsign.

← Back to WA8FZZ License history →