Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI6TR callsign genealogy
Currently held by Hamamoto, Steven T
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 AI6TR's current licensee, walking backwards.
- Hamamoto, Steven TCAgranted 2016-03-07cancelled 2016-11-03
Successor callsigns
Callsigns held now by people who previously held AI6TR.
- Hamamoto, Steven TCAgranted 2019-04-09