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

W1DFU callsign genealogy

Currently held by MORTON, BERT E

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 W1DFU's current licensee, walking backwards.

  1. N1ARIactive· T
    Blanchette, Ariana MNHgranted 2022-01-12
  2. KB1GQHcancelled· T
    Blanchette, Ariana MNHgranted 2001-04-17cancelled 2002-04-03

Successor callsigns

Callsigns held now by people who previously held W1DFU.

No current licensee on record previously held this callsign.

← Back to W1DFU License history →