Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4WYZ callsign genealogy
Currently held by Falotico, Andres J
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 KO4WYZ's current licensee, walking backwards.
- Falotico, Andres JFLgranted 2021-01-25cancelled 2021-04-02
Successor callsigns
Callsigns held now by people who previously held KO4WYZ.
- Falotico, Andres JFLgranted 2021-09-03