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

KC7SOO callsign genealogy

Currently held by KAVANAUGH, QUENTIN M

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 KC7SOO'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 KC7SOO.

  1. K7SOOcancelled· E
    KAVANAUGH, QUENTIN MAZgranted 1999-07-27cancelled 2000-08-22