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

K1HOW callsign genealogy

Currently held by Baldwin Jr, Howard 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 K1HOW's current licensee, walking backwards.

  1. KW1Bactive· E
    BARRETT, WILLIAM JNCgranted 2017-05-15
  2. W1WJBactive· G
    Bonevelle, Waldon JRIgranted 2019-09-17
  3. N1SXKcancelled· G
    Bonevelle, Waldon JRIgranted 2004-06-10cancelled 2009-10-20

Successor callsigns

Callsigns held now by people who previously held K1HOW.

  1. KW1Bcancelled· E
    Baldwin Jr, Howard WCTgranted 2004-09-17cancelled 2005-02-12

All historical holders

Every license row we've seen with the callsign K1HOW, oldest first.

  • Baldwin Jr, Howard W CT
    2003-05-20 → cancelled 2004-09-17
  • Baldwin, Howard W CT
    2025-12-23 active
← Back to K1HOW License history →