Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG4UON callsign genealogy
Currently held by Korich, Frederick M
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 KG4UON's current licensee, walking backwards.
- Korich, Frederick MVAgranted 2022-08-16
Successor callsigns
Callsigns held now by people who previously held KG4UON.
- Korich, Frederick MVAgranted 2022-08-16