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

WN3SIX callsign genealogy

Currently held by Cooper Sr, Mark G

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 WN3SIX's current licensee, walking backwards.

  1. WN3CDWcancelled· E
    COOPER, MARK GPAgranted 1999-06-15cancelled 2008-08-22

Successor callsigns

Callsigns held now by people who previously held WN3SIX.

No current licensee on record previously held this callsign.