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

K0MMA 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 K0MMA's current licensee, walking backwards.

  1. KJ7QQQcancelled· T
    Kuzmin, YevgeniyWAgranted 2020-09-16cancelled 2020-10-06

Successor callsigns

Callsigns held now by people who previously held K0MMA.

  1. AG5JEcancelled· E
    Frazier, Caleb ATXgranted 2016-05-03cancelled 2017-05-05

All historical holders

Every license row we've seen with the callsign K0MMA, oldest first.

  • Frazier, Caleb A TX
    2016-05-03 → cancelled 2017-03-06
  • Kuzmin, Yevgeniy WA
    2020-10-06 active
← Back to K0MMA License history →