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

N4MJB callsign genealogy

Currently held by BARNES, MICHAEL 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 N4MJB's current licensee, walking backwards.

  1. KF4ZMPcancelled· T
    BARNES, MICHAEL JVAgranted 1998-07-28cancelled 2002-07-26
  2. KB5UKYcancelled· T
    BARNES, MICHAEL Jcancelled 1998-07-28

Successor callsigns

Callsigns held now by people who previously held N4MJB.

  1. KK4ZMexpired· A
    RING, LOUIS CTNgranted 1988-03-29cancelled 2000-03-30
← Back to N4MJB License history →