Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK6WS callsign genealogy
Currently held by MARTENSEN, JON W
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 KK6WS's current licensee, walking backwards.
- N6WEZno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KK6WS.
- MARTENSEN, JON WCAgranted 2023-04-25