Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3ZZ callsign genealogy
Currently held by Mazzoni 379, David L
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 KB3ZZ's current licensee, walking backwards.
- Mazzoni, David LMDgranted 2006-03-13cancelled 2006-12-01
Successor callsigns
Callsigns held now by people who previously held KB3ZZ.
No current licensee on record previously held this callsign.