Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1BOY callsign genealogy
Currently held by Viriyadamrong, Jaturong
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 K1BOY's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K1BOY.
No current licensee on record previously held this callsign.