Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4GO callsign genealogy
Currently held by Thornton, David
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 KZ4GO's current licensee, walking backwards.
- Thornton, DavidGAgranted 2023-10-21cancelled 2024-04-16
Successor callsigns
Callsigns held now by people who previously held KZ4GO.
No current licensee on record previously held this callsign.