Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4OKO callsign genealogy
Currently held by Vazquez, Ana 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 KO4OKO's current licensee, walking backwards.
- Vazquez, Ana MVAgranted 2020-09-03cancelled 2020-09-22
Successor callsigns
Callsigns held now by people who previously held KO4OKO.
No current licensee on record previously held this callsign.