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

W6OTO callsign genealogy

Currently held by DEAN, WILLIAM L

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 W6OTO's current licensee, walking backwards.

  1. KN6WNOcancelled· G
    RICCI JR, ALBERT JCAgranted 2022-11-17cancelled 2024-10-29

Successor callsigns

Callsigns held now by people who previously held W6OTO.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W6OTO, oldest first.

  • DEAN, WILLIAM L CA
    2007-03-09 → cancelled 2019-05-29
  • RICCI JR, ALBERT J CA
    2024-10-29 active