Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4SZZ callsign genealogy
Currently held by Mason, Floyd E
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 K4SZZ's current licensee, walking backwards.
- Mason, Floyd ENCgranted 2017-01-30cancelled 2021-04-30
Successor callsigns
Callsigns held now by people who previously held K4SZZ.
No current licensee on record previously held this callsign.