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

W4DIJ callsign genealogy

Currently held by Thatcher iii, John 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 W4DIJ's current licensee, walking backwards.

  1. KJ4DAcancelled· E
    Thatcher III, John CTNgranted 2010-03-05cancelled 2014-09-30
  2. K4JCTactive· T
    Trice, John CAZgranted 2024-12-14
  3. KG7FKZcancelled· T
    Trice, John CAZgranted 2013-09-17cancelled 2013-10-17

Successor callsigns

Callsigns held now by people who previously held W4DIJ.

No current licensee on record previously held this callsign.

← Back to W4DIJ License history →