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

WA1ZU callsign genealogy

Currently held by Stratman, Geoffrey

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 WA1ZU's current licensee, walking backwards.

  1. N1AGScancelled· E
    Stratman, GeoffreyCTgranted 2012-08-04cancelled 2013-08-09
  2. KB1LVFcancelled· T
    Stratman, GeoffreyCTgranted 2004-12-08cancelled 2012-08-04

Successor callsigns

Callsigns held now by people who previously held WA1ZU.

  1. KB2DXactive· E
    Stratman, GeoffreyNYgranted 2020-09-18
← Back to WA1ZU License history →