Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0ZUF callsign genealogy
Currently held by Zufall, David R
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 K0ZUF's current licensee, walking backwards.
- Zufall, David RCOgranted 2026-02-20cancelled 2026-03-20
Successor callsigns
Callsigns held now by people who previously held K0ZUF.
No current licensee on record previously held this callsign.