Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KH0WO callsign genealogy
Currently held by SUGINO, Masahiko
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 KH0WO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KH0WO.
- SUGINO, MasahikoMPgranted 2007-02-16cancelled 2011-04-23