Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6ZAK callsign genealogy
Currently held by Kempthorne, Zachary
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 K6ZAK's current licensee, walking backwards.
- Kempthorne, ZacharyCAgranted 2021-04-01cancelled 2023-04-21
Successor callsigns
Callsigns held now by people who previously held K6ZAK.
No current licensee on record previously held this callsign.