Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9KH callsign genealogy
Currently held by Yun, Daham
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 N9KH's current licensee, walking backwards.
- Yun, DahamGAgranted 2015-04-14cancelled 2019-06-25
Successor callsigns
Callsigns held now by people who previously held N9KH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9KH, oldest first.
- HARRIS, KEITH E IN2007-04-20 → cancelled 2019-05-21
- Yun, Daham GA2019-06-25 active