Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT4FAB callsign genealogy
Currently held by Yamada, Fabiano
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 KT4FAB's current licensee, walking backwards.
- Yamada, FabianoFLgranted 2014-10-22cancelled 2016-09-27
Successor callsigns
Callsigns held now by people who previously held KT4FAB.
No current licensee on record previously held this callsign.