Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC3BO callsign genealogy
Currently held by Prachawittayakorn, Chayut
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 AC3BO's current licensee, walking backwards.
- Prachawittayakorn, ChayutDCgranted 2016-06-15cancelled 2017-09-26
Successor callsigns
Callsigns held now by people who previously held AC3BO.
No current licensee on record previously held this callsign.