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

WA7YM callsign genealogy

Currently held by Sugawara, Jo

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 WA7YM's current licensee, walking backwards.

  1. W7WYMcancelled· E
    Sugawara, JoFLgranted 2015-09-29cancelled 2016-08-02
  2. KK6WEQcancelled· G
    Sugawara, JoCAgranted 2015-09-01cancelled 2015-09-29

Successor callsigns

Callsigns held now by people who previously held WA7YM.

No current licensee on record previously held this callsign.

← Back to WA7YM License history →