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

NX5TI callsign genealogy

Currently held by Frazier, Caleb 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 NX5TI's current licensee, walking backwards.

  1. AG5JEcancelled· E
    Frazier, Caleb ATXgranted 2016-05-03cancelled 2017-05-05
  2. K0MMAactive· T
    Kuzmin, YevgeniyWAgranted 2020-10-06
  3. KJ7QQQcancelled· T
    Kuzmin, YevgeniyWAgranted 2020-09-16cancelled 2020-10-06

Successor callsigns

Callsigns held now by people who previously held NX5TI.

  1. KK9Pcancelled· E
    Frazier, Caleb ATXgranted 2017-07-11cancelled 2019-07-12
← Back to NX5TI License history →