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

N9OA callsign genealogy

Currently held by PETERSON, STEPHEN 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 N9OA's current licensee, walking backwards.

  1. KB9TCDcancelled· E
    PETERSON, STEPHEN JILgranted 1998-07-02cancelled 2000-08-22

Successor callsigns

Callsigns held now by people who previously held N9OA.

No current licensee on record previously held this callsign.