Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY0W callsign genealogy
Currently held by BESTE, DAVID A
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 KY0W's current licensee, walking backwards.
- KG6QDWcancelledLoma Prieta Contest ClubCAgranted 2003-04-08cancelled 2003-05-02
Successor callsigns
Callsigns held now by people who previously held KY0W.
- BESTE, DAVID AAZgranted 2019-12-21
All historical holders
Every license row we've seen with the callsign KY0W, oldest first.
- BESTE, DAVID A MN1989-03-21 → cancelled 2000-02-29
- Loma Prieta Contest Club CA2023-05-19 active