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

KO6N callsign genealogy

Currently held by RADIO OAKLEY CONTEST CLUB

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 KO6N's current licensee, walking backwards.

  1. AE6Uactive· E
    Chevalier, SergioCAgranted 2024-09-17
  2. AE6LHcancelled· E
    Horning, Luke ZMOgranted 2017-04-04cancelled 2020-08-18
  3. KM6BFFcancelled· E
    HORNING, LUKE ZCAgranted 2016-03-17cancelled 2017-04-04

Successor callsigns

Callsigns held now by people who previously held KO6N.

  1. NR6Oactive
    RADIO OAKLEY CONTEST CLUBCAgranted 2019-12-20

All historical holders

Every license row we've seen with the callsign KO6N, oldest first.

  • RADIO OAKLEY CONTEST CLUB CA
    1997-07-11 → cancelled 2000-01-11
  • COCCO, GABRIEL L CA
    2022-05-13 active