Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK6SIC callsign genealogy
Currently held by Kirstner, George 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 KK6SIC's current licensee, walking backwards.
- Kirstner, George JCAgranted 2013-01-03cancelled 2015-03-03
Successor callsigns
Callsigns held now by people who previously held KK6SIC.
- Kirstner, George JCAgranted 2013-01-03cancelled 2015-05-22