Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4XO callsign genealogy
Currently held by PATE, TEDFORD 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 KZ4XO's current licensee, walking backwards.
- PATE, TEDFORD CFLgranted 2023-11-28cancelled 2025-11-21
Successor callsigns
Callsigns held now by people who previously held KZ4XO.
No current licensee on record previously held this callsign.