Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK6OSL callsign genealogy
Currently held by Southern Sierra Amateur Radio Society
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 KK6OSL'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 KK6OSL.
- AC6EEactiveTehachapi Amateur Radio AssociationCAgranted 2024-10-03