Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KZ4FLL callsign genealogy
Currently held by Segal, Barry
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 KZ4FLL's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KZ4FLL.
No current licensee on record previously held this callsign.