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

W0NI callsign genealogy

Currently held by ELLETT, THOMAS C

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 W0NI's current licensee, walking backwards.

  1. KA6Kactive· E
    Olmsted, BretCAgranted 2020-05-08
  2. AJ6OLcancelled· E
    Olmsted, BretCAgranted 2020-01-16cancelled 2020-05-08
  3. KN6GUPcancelled· E
    Olmsted, BretCAgranted 2020-01-16cancelled 2020-03-23

Successor callsigns

Callsigns held now by people who previously held W0NI.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W0NI, oldest first.

  • SKWARLO, STANLEY P KS
    1996-12-04 → cancelled 2004-01-07
  • ELLETT, THOMAS C CA
    2026-01-01 active