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

K6OOK callsign genealogy

Currently held by BROOKS, WILLIAM 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 K6OOK's current licensee, walking backwards.

  1. K1OOKcancelled· G
    EROEN, RON LCAgranted 2012-10-30cancelled 2012-12-04
  2. KI6ORGcancelled· G
    EROEN, RON LCAgranted 2008-02-21cancelled 2012-10-30

Successor callsigns

Callsigns held now by people who previously held K6OOK.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K6OOK, oldest first.

  • BROOKS, WILLIAM B CA
    1997-10-21 → cancelled 2009-10-22
  • EROEN, RON L CA
    2012-12-04 → cancelled 2024-12-05