Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4TK callsign genealogy
Currently held by Newsom, Bryan 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 KZ4TK's current licensee, walking backwards.
- Newsom, Bryan LFLgranted 2025-05-01cancelled 2025-05-21
Successor callsigns
Callsigns held now by people who previously held KZ4TK.
No current licensee on record previously held this callsign.