Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3FW callsign genealogy
Currently held by Shibata, Koji
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 N3FW's current licensee, walking backwards.
- FARNON, TRISTAN ACAgranted 2011-02-18cancelled 2013-03-02
Successor callsigns
Callsigns held now by people who previously held N3FW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3FW, oldest first.
- Shibata, Koji AZ2001-02-06 → cancelled 2013-02-07
- FARNON, TRISTAN A CA2023-01-31 active