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

WB9UBB 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 WB9UBB's current licensee, walking backwards.

  1. KD9FFZcancelled· G
    Patrick, Bruce AINgranted 2007-03-02cancelled 2016-10-25
  2. K9FOVcancelled· G
    Patrick, Bruce AINgranted 2007-03-02cancelled 2016-01-09
  3. KC9KTJcancelled· T
    Patrick, Bruce AINgranted 2007-02-02cancelled 2007-03-02

Successor callsigns

Callsigns held now by people who previously held WB9UBB.

  1. WN9UBBcancelled· G
    Patrick, Bruce AINgranted 2020-09-18cancelled 2021-05-25