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

N4OIA callsign genealogy

Currently held by FISH, LEWIS F

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 N4OIA's current licensee, walking backwards.

  1. KB4RWQ
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N4OIA.

No current licensee on record previously held this callsign.

← Back to N4OIA License history →