Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9OZ callsign genealogy
Currently held by Ng, Kit
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 AC9OZ's current licensee, walking backwards.
- Ng, KitILgranted 2014-07-25cancelled 2016-08-09
Successor callsigns
Callsigns held now by people who previously held AC9OZ.
- Ng, KitILgranted 2026-07-28