Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB1UG callsign genealogy
Currently held by Komatsu, Kuniyoshi
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 AB1UG's current licensee, walking backwards.
- Komatsu, KuniyoshiCTgranted 2013-07-23cancelled 2013-09-13
Successor callsigns
Callsigns held now by people who previously held AB1UG.
No current licensee on record previously held this callsign.