Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF6DAZ callsign genealogy
Currently held by Zarraonandia, Donald A
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 KF6DAZ's current licensee, walking backwards.
- Zarraonandia, Donald ACAgranted 2018-06-15cancelled 2023-04-18
Successor callsigns
Callsigns held now by people who previously held KF6DAZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF6DAZ, oldest first.
- LOPEZ, JON C CA1996-04-16 → cancelled 2008-04-17
- Zarraonandia, Donald A CA2023-04-18 active