Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6GKU callsign genealogy
Currently held by OGATA, CHARLES M
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 W6GKU's current licensee, walking backwards.
- OGATA, CHARLES Mcancelled 1997-10-16
Successor callsigns
Callsigns held now by people who previously held W6GKU.
No current licensee on record previously held this callsign.