Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO0KOO callsign genealogy
Currently held by HAYNIE, MICHEL B
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 KO0KOO's current licensee, walking backwards.
- HAYNIE, MICHEL BUTgranted 2015-10-02cancelled 2015-11-20
Successor callsigns
Callsigns held now by people who previously held KO0KOO.
No current licensee on record previously held this callsign.