Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3MZZ callsign genealogy
Currently held by FRANKLIN III, HOWARD
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 KB3MZZ's current licensee, walking backwards.
- FRANKLIN III, HOWARDALgranted 2017-01-27
Successor callsigns
Callsigns held now by people who previously held KB3MZZ.
- FRANKLIN III, HOWARDALgranted 2017-01-27