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

N0JIO callsign genealogy

Currently held by KOPPELMANN, BILL

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 N0JIO's current licensee, walking backwards.

  1. KB0CBG
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N0JIO.

No current licensee on record previously held this callsign.

← Back to N0JIO License history →