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

W3MDJ callsign genealogy

Currently held by JOHNSON, MARC D

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 W3MDJ's current licensee, walking backwards.

  1. KB3VWYcancelled· G
    JOHNSON, MARC DPAgranted 2008-12-02cancelled 2011-05-06
  2. N3GZTcancelled· G
    JOHNSON, MARC DPAgranted 2008-12-02cancelled 2011-04-18

Successor callsigns

Callsigns held now by people who previously held W3MDJ.

No current licensee on record previously held this callsign.

← Back to W3MDJ License history →