Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4FGW callsign genealogy
Currently held by Choi, Jaehyuk
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 KN4FGW's current licensee, walking backwards.
- Choi, JaehyukVAgranted 2017-08-07cancelled 2017-08-15
Successor callsigns
Callsigns held now by people who previously held KN4FGW.
- Choi, JaehyukVAgranted 2017-09-02