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

K0FAA callsign genealogy

Currently held by GILLMANN, AUSTIN R

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 K0FAA's current licensee, walking backwards.

  1. KF0ICFcancelled· T
    GILLMANN, AUSTIN RMNgranted 2022-02-28cancelled 2022-04-22

Successor callsigns

Callsigns held now by people who previously held K0FAA.

  1. AE5EXcancelled· E
    Farmer, John DOKgranted 2015-02-03cancelled 2017-09-06
  2. KC0RNcancelled· E
    Uhlrich, Allen PKSgranted 2010-04-23cancelled 2011-05-24
  3. W0FAAcancelled· A
    SCHULZ, PHILLIP TKSgranted 1999-02-10cancelled 2000-02-11

All historical holders

Every license row we've seen with the callsign K0FAA, oldest first.

  • Uhlrich, Allen P KS
    2006-12-05 → cancelled 2010-04-23
  • Farmer, John D OK
    2014-02-28 → cancelled 2015-02-03
  • GILLMANN, AUSTIN R MN
    2022-04-22 active
  • SCHULZ, PHILLIP T
    — → cancelled 1999-02-10
← Back to K0FAA License history →