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

K6HMC callsign genealogy

Currently held by Toledo, Jewel C

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 K6HMC's current licensee, walking backwards.

  1. K6DOCactive· T
    Soto, GabrielCAgranted 2023-12-23
  2. KN6SCOcancelled· T
    Soto, GabrielCAgranted 2021-12-13cancelled 2023-12-23

Successor callsigns

Callsigns held now by people who previously held K6HMC.

  1. K6DOCcancelled· T
    Toledo, JewelCAgranted 2021-08-17cancelled 2021-12-02

All historical holders

Every license row we've seen with the callsign K6HMC, oldest first.

  • SOUZA, FRANCIS A CA
    1995-10-10 → cancelled 2007-10-11
  • Toledo, Jewel CA
    2020-10-10 → cancelled 2021-08-17
  • Toledo, Jewel C CA
    2021-12-02 active