Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KZ4WH callsign genealogy
Currently held by CLAYTON, MUNROE C
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 KZ4WH's current licensee, walking backwards.
- CLAYTON, MUNROE CNCgranted 2017-08-25cancelled 2025-09-06
Successor callsigns
Callsigns held now by people who previously held KZ4WH.
No current licensee on record previously held this callsign.