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

AF4XN callsign genealogy

Currently held by Brown, Michael 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 AF4XN's current licensee, walking backwards.

  1. KV4CScancelled· A
    Brown, Michael CFLgranted 1998-10-05cancelled 2000-06-07
  2. KF4GIRcancelled· G
    BROWN, MICHAEL CFLgranted 1998-10-05cancelled 1999-11-09

Successor callsigns

Callsigns held now by people who previously held AF4XN.

  1. KV4PTcancelled· E
    Brown, Michael CFLgranted 2004-03-13cancelled 2004-04-20
← Back to AF4XN License history →