Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KH2DZ callsign genealogy
Currently held by WONG, KING H
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 KH2DZ's current licensee, walking backwards.
- Caldwell, Zachary AGUgranted 2026-05-27cancelled 2026-06-16
Successor callsigns
Callsigns held now by people who previously held KH2DZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KH2DZ, oldest first.
- WONG, KING H GU1999-12-02 → cancelled 2011-08-02
- Caldwell, Zachary A GU2026-06-16 active