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

WK8P callsign genealogy

Currently held by Wronski, John 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 WK8P's current licensee, walking backwards.

  1. KA8EKUcancelled· E
    Helwig, Glenn KMIgranted 2007-03-17cancelled 2013-07-02

Successor callsigns

Callsigns held now by people who previously held WK8P.

  1. AG6DMactive· E
    Baldwin, Roger ECAgranted 2017-04-06
  2. WJ8JWcancelled· E
    Wronski, John ROHgranted 2004-08-20cancelled 2004-12-22

All historical holders

Every license row we've seen with the callsign WK8P, oldest first.

  • Wronski, John R OH
    2002-08-02 → cancelled 2004-08-20
  • Baldwin, Roger E CA
    2007-07-03 → cancelled 2011-04-22
  • Helwig, Glenn K MI
    2023-06-27 active