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

N9FYR callsign genealogy

Currently held by WILLIAMS, CLAUDE B

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 N9FYR's current licensee, walking backwards.

  1. AC9KCcancelled· E
    Glista, Greg GWIgranted 2014-07-04cancelled 2015-05-16

Successor callsigns

Callsigns held now by people who previously held N9FYR.

  1. KJ9Qcancelled· E
    Glista, Greg GWIgranted 2015-06-09cancelled 2016-03-08
  2. AC9KCcancelled· E
    Glista, Greg GWIgranted 2014-07-04cancelled 2015-05-16

All historical holders

Every license row we've seen with the callsign N9FYR, oldest first.

  • WILLIAMS, CLAUDE B IL
    1998-12-31 → cancelled 2008-07-30
  • Glista, Greg G WI
    2014-07-04 → cancelled 2014-12-01
  • Glista, Greg G WI
    2015-05-16 → cancelled 2015-06-09
← Back to N9FYR License history →