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

N7ON callsign genealogy

Currently held by SIMS, JON W

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 N7ON's current licensee, walking backwards.

  1. KZ4Hactive· E
    GRASTY JR, FRED ENCgranted 2021-02-03
  2. KF4QYFcancelled· E
    GRASTY JR, FRED ENCgranted 2007-03-26cancelled 2011-04-01

Successor callsigns

Callsigns held now by people who previously held N7ON.

No current licensee on record previously held this callsign.

← Back to N7ON License history →