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

K6UW callsign genealogy

Currently held by DX CLUB OF RUSSIANS IN CALIFORNIA

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 K6UW's current licensee, walking backwards.

  1. W1NVactive· E
    BETTENCOURT, MICHAEL CCOgranted 2023-02-07
  2. W0MCBcancelled· E
    BETTENCOURT, MICHAEL CCOgranted 2021-02-13cancelled 2023-02-07
  3. KF0DLXcancelled· T
    BETTENCOURT, MICHAEL CCOgranted 2021-01-26cancelled 2021-02-13

Successor callsigns

Callsigns held now by people who previously held K6UW.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K6UW, oldest first.

  • DX CLUB OF RUSSIANS IN CALIFORNIA CA
    2007-05-05 → cancelled 2019-07-17
  • HASCALL II, DONALD C CA
    2019-08-30 active
← Back to K6UW License history →