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

KO6C callsign genealogy

Currently held by FARKAS, JOSEPH 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 KO6C's current licensee, walking backwards.

  1. K6NIKactive· G
    Titangos, Nicolas CCAgranted 2017-12-08
  2. N1CLScancelled· G
    Titangos, Nicolas CCAgranted 2016-08-06cancelled 2017-12-08
  3. KM6DWRcancelled· T
    Titangos, Nicolas CCAgranted 2016-07-13cancelled 2016-08-06

Successor callsigns

Callsigns held now by people who previously held KO6C.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KO6C, oldest first.

  • FARKAS, JOSEPH B CA
    1995-03-30 → cancelled 2007-03-31
  • Koch, Nicki CA
    2017-03-14 active
← Back to KO6C License history →