Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KH6EU callsign genealogy
Currently held by Hualalai DX Club
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 KH6EU's current licensee, walking backwards.
- WH6GJUcancelledHualalai DX ClubHIgranted 2020-06-03cancelled 2020-06-27
Successor callsigns
Callsigns held now by people who previously held KH6EU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KH6EU, oldest first.
- SULLIVAN, WILLIAM P HI1988-08-23 → cancelled 2000-08-24
- Hualalai DX Club HI2020-06-27 active