Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK6YQI callsign genealogy
Currently held by Mountaintop Operators Of Northern California
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 KK6YQI's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KK6YQI.
- AA6FDactiveMountaintop OperatorsCAgranted 2025-12-16