Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4YD callsign genealogy
Currently held by Partington, Jack W
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 KZ4YD's current licensee, walking backwards.
- Partington, Jack WVAgranted 2022-09-23cancelled 2025-12-03
Successor callsigns
Callsigns held now by people who previously held KZ4YD.
No current licensee on record previously held this callsign.