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

KF0Z callsign genealogy

Currently held by Hilligas, Frank 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 KF0Z's current licensee, walking backwards.

  1. KE0DWPcancelled· E
    Ray, Mitchell BMOgranted 2015-04-01cancelled 2018-07-20

Successor callsigns

Callsigns held now by people who previously held KF0Z.

  1. KB7AXactive· E
    Hilligas, Frank RAZgranted 2026-05-07
  2. N0AAAcancelled· E
    CLUTE, JAN HIAgranted 2013-04-16cancelled 2016-01-12
  3. N0AAAcancelled· E
    CLUTE, JAN HIAgranted 1997-11-13cancelled 2000-01-04

All historical holders

Every license row we've seen with the callsign KF0Z, oldest first.

  • CLUTE, JAN H IA
    2002-04-03 → cancelled 2003-07-02
  • Hilligas, Frank R AZ
    2015-12-09 → cancelled 2016-07-01
  • Ray, Mitchell B MO
    2018-07-20 active
  • CLUTE, JAN H
    — → cancelled 1997-11-13
← Back to KF0Z License history →