Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4OAZ callsign genealogy
Currently held by Balfanz, Gregory D
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 KK4OAZ'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 KK4OAZ.
- Balfanz, Gregory DFLgranted 2016-12-13