Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4QS callsign genealogy
Currently held by Darnell, James M
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 KZ4QS's current licensee, walking backwards.
- Darnell, James MNCgranted 2024-12-03cancelled 2025-03-03
Successor callsigns
Callsigns held now by people who previously held KZ4QS.
No current licensee on record previously held this callsign.