Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK9VIX callsign genealogy
Currently held by LIU, CHI-CHUNG W
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 KK9VIX's current licensee, walking backwards.
- LIU, CHI-CHUNG WCAgranted 2014-04-30cancelled 2014-06-03
Successor callsigns
Callsigns held now by people who previously held KK9VIX.
No current licensee on record previously held this callsign.