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

KD4DM callsign genealogy

Currently held by MASSEY, DAVID W

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 KD4DM's current licensee, walking backwards.

  1. AJ4IPcancelled· E
    MASSEY, DAVID WALgranted 2010-05-11cancelled 2020-02-21
  2. KG4IMJcancelled· E
    Massey, David WALgranted 2000-06-30cancelled 2008-05-22

Successor callsigns

Callsigns held now by people who previously held KD4DM.

  1. NJ3Hactive· E
    Stein, George AORgranted 2022-06-01
← Back to KD4DM License history →