Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4UL callsign genealogy
Currently held by Wood, Ryan J
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 KZ4UL's current licensee, walking backwards.
- Wood, Ryan JVAgranted 2022-06-29cancelled 2025-06-23
Successor callsigns
Callsigns held now by people who previously held KZ4UL.
No current licensee on record previously held this callsign.