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

W1CAT callsign genealogy

Currently held by WILLIAMS, BRIAN 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 W1CAT's current licensee, walking backwards.

  1. KC1CATexpired· T
    COPLEY, PEGGY LAZgranted 2010-03-27cancelled 2022-03-29
  2. KJ4SVUcancelled· T
    COPLEY, PEGGY LFLgranted 2010-03-08cancelled 2010-03-27

Successor callsigns

Callsigns held now by people who previously held W1CAT.

  1. W1OLcancelled· E
    Badzinski, Michael JNHgranted 2004-08-31cancelled 2006-12-08

All historical holders

Every license row we've seen with the callsign W1CAT, oldest first.

  • Badzinski, Michael J NH
    1997-09-17 → cancelled 2004-08-31
  • WILLIAMS, BRIAN E CO
    2017-02-03 active
← Back to W1CAT License history →