Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK6UYJ callsign genealogy
Currently held by Heinbokel, Christopher R
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 KK6UYJ's current licensee, walking backwards.
- Heinbokel, Christopher RCAgranted 2015-06-09cancelled 2015-06-23
Successor callsigns
Callsigns held now by people who previously held KK6UYJ.
- Heinbokel, Christopher RCAgranted 2015-06-09cancelled 2016-04-19