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

KG6TSU callsign genealogy

Currently held by San Jose City Communications

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 KG6TSU's current licensee, walking backwards.

The current licensee has not held any other callsign on record.

Successor callsigns

Callsigns held now by people who previously held KG6TSU.

  1. W6SJCactive
    San Jose City CommunicationsCAgranted 2026-02-04