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

KO5WT callsign genealogy

Currently held by Thomson, William J

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 KO5WT's current licensee, walking backwards.

  1. KO6GGcancelled· A
    THOMSON, WILLIAM JNMgranted 1994-08-22cancelled 2003-09-30
  2. WA6IKC
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held KO5WT.

  1. KR6Kcancelled· E
    Thomson, William JOKgranted 2017-04-14cancelled 2026-03-03
← Back to KO5WT License history →