Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0ZPO callsign genealogy
Currently held by BRUNS, JACOB
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 K0ZPO's current licensee, walking backwards.
- BRUNS, JACOBWAgranted 2022-12-30cancelled 2023-01-18
Successor callsigns
Callsigns held now by people who previously held K0ZPO.
- MATHIS, JOHN NOKgranted 1996-06-18cancelled 2008-06-19