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

W1MDG callsign genealogy

Currently held by Green, Matthew 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 W1MDG's current licensee, walking backwards.

  1. KC8IWDcancelled· G
    GREEN, MATTHEW DFLgranted 2009-01-07cancelled 2009-04-17
  2. KA1SKYactive
    Sky Is No Limit Amateur Radio ClubNHgranted 2018-03-14
  3. KB1QKScancelled
    Sky Is No Limit Amateur Radio ClubNHgranted 2008-04-28cancelled 2008-05-28

Successor callsigns

Callsigns held now by people who previously held W1MDG.

No current licensee on record previously held this callsign.

← Back to W1MDG License history →