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

KH6KH callsign genealogy

Currently held by HONOLULU CHAPTER 206 QCWA

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 KH6KH's current licensee, walking backwards.

  1. WH6DHNactive· G
    CARVALHO, DONALD JCAgranted 2017-04-15
  2. WA6FYUcancelled· G
    CARVALHO, DONALD JCAgranted 2014-04-23cancelled 2017-04-15

Successor callsigns

Callsigns held now by people who previously held KH6KH.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KH6KH, oldest first.

  • BLATT, FRANCIS T HI
    1995-06-02 → cancelled 2005-01-13
  • HONOLULU CHAPTER 206 QCWA HI
    2015-04-23 active