Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0OYZ callsign genealogy
Currently held by Central Iowa Radio Amateur Society
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 KC0OYZ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC0OYZ.
- K0MIWactiveCentral Iowa Radio Amateur SocietyIAgranted 2023-03-02