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

AD7QU callsign genealogy

Currently held by Baldwin, Donald R

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 AD7QU's current licensee, walking backwards.

  1. KC7ZZFcancelled· E
    Baldwin, Donald RORgranted 2003-08-25cancelled 2007-11-29
  2. N1QVFcancelled
    cancelled 1998-01-06

Successor callsigns

Callsigns held now by people who previously held AD7QU.

  1. AA2Vactive· E
    Baldwin, Donald RWYgranted 2018-01-03
← Back to AD7QU License history →