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

W4QK callsign genealogy

Currently held by CRAWFORD, JOHN M

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 W4QK's current licensee, walking backwards.

  1. K0GHactive· E
    Kauble, John SIAgranted 2022-02-17
  2. N0BZUcancelled· E
    Kauble, John SIAgranted 1995-07-20cancelled 2002-03-07

Successor callsigns

Callsigns held now by people who previously held W4QK.

No current licensee on record previously held this callsign.

← Back to W4QK License history →