Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO6ACH callsign genealogy
Currently held by Bautista, Jose
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 KO6ACH's current licensee, walking backwards.
- Bautista, JoseCAgranted 2023-04-26cancelled 2023-06-01
Successor callsigns
Callsigns held now by people who previously held KO6ACH.
- Bautista, JoseCAgranted 2023-06-27