Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KH6CO callsign genealogy
Currently held by WAIKIKI AMATEUR RADIO 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 KH6CO's current licensee, walking backwards.
- WH6DIMcancelledWAIKIKI AMATEUR RADIO CLUBHIgranted 2008-05-21cancelled 2008-06-10
Successor callsigns
Callsigns held now by people who previously held KH6CO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KH6CO, oldest first.
- HOWE, ODIA E HI1995-01-20 → cancelled 2007-01-23
- WAIKIKI AMATEUR RADIO CLUB HI2018-03-27 active