Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KK6ADF callsign genealogy
Currently held by Keefer, Bryce J
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 KK6ADF'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 KK6ADF.
- Keefer, Bryce JCAgranted 2014-05-28cancelled 2026-05-29