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

KD9FFZ callsign genealogy

Currently held by Patrick, Bruce A

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 KD9FFZ's current licensee, walking backwards.

  1. K9FOVcancelled· G
    Patrick, Bruce AINgranted 2007-03-02cancelled 2016-01-09
  2. KC9KTJcancelled· T
    Patrick, Bruce AINgranted 2007-02-02cancelled 2007-03-02

Successor callsigns

Callsigns held now by people who previously held KD9FFZ.

  1. WB9UBBcancelled· G
    Patrick, Bruce AINgranted 2016-10-25cancelled 2020-09-18
← Back to KD9FFZ License history →