Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6GWK callsign genealogy
Currently held by Kalbach, Gary 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 K6GWK's current licensee, walking backwards.
- Kalbach, Gary WCAgranted 2017-02-10cancelled 2017-02-28
Successor callsigns
Callsigns held now by people who previously held K6GWK.
No current licensee on record previously held this callsign.