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

W6CBC callsign genealogy

Currently held by Clark, Christopher 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 W6CBC's current licensee, walking backwards.

  1. KM6DVVcancelled· T
    Clark, Christopher BCAgranted 2016-07-13cancelled 2017-05-05

Successor callsigns

Callsigns held now by people who previously held W6CBC.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W6CBC, oldest first.

  • SEASTROM, DELLVER S CA
    1996-02-22 → cancelled 2008-02-23
  • Clark, Christopher B CA
    2017-05-05 active