Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9UAC callsign genealogy
Currently held by Sartthayarat, Sumetha
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 K9UAC's current licensee, walking backwards.
- Sartthayarat, SumethaFLgranted 2025-04-03cancelled 2025-05-10
Successor callsigns
Callsigns held now by people who previously held K9UAC.
No current licensee on record previously held this callsign.