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

KW1B 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 KW1B's current licensee, walking backwards.

  1. W1WJBactive· G
    Bonevelle, Waldon JRIgranted 2019-09-17
  2. N1SXKcancelled· G
    Bonevelle, Waldon JRIgranted 2004-06-10cancelled 2009-10-20

Successor callsigns

Callsigns held now by people who previously held KW1B.

  1. K1HOWactive· E
    Baldwin, Howard WCTgranted 2025-12-23

All historical holders

Every license row we've seen with the callsign KW1B, oldest first.

  • NICHOLS JR, JOHN H MA
    1994-05-31 → cancelled 2002-05-13
  • Baldwin Jr, Howard W CT
    2004-09-17 → cancelled 2005-02-12
  • BARRETT, WILLIAM J NC
    2017-05-15 active
← Back to KW1B License history →