uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

N5ONB callsign genealogy

Currently held by MC GOWEN, MARVIN C

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 N5ONB's current licensee, walking backwards.

  1. KB5JBK
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N5ONB.

No current licensee on record previously held this callsign.

← Back to N5ONB License history →