Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AI6CY callsign genealogy
Currently held by Yamamoto, Yukihide
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 AI6CY's current licensee, walking backwards.
- Yamamoto, YukihideCAgranted 2014-04-22cancelled 2014-08-07
Successor callsigns
Callsigns held now by people who previously held AI6CY.
No current licensee on record previously held this callsign.