Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4OK callsign genealogy
Currently held by COLLINS, JESSE
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 KZ4OK's current licensee, walking backwards.
- COLLINS, JESSENCgranted 2024-11-15cancelled 2024-12-12
Successor callsigns
Callsigns held now by people who previously held KZ4OK.
- COLLINS, JESSENCgranted 2025-01-03