Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KR7HIU callsign genealogy
Currently held by Lee, Yuhyeon
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 KR7HIU's current licensee, walking backwards.
- Lee, YuhyeonWAgranted 2025-11-21cancelled 2026-01-23
Successor callsigns
Callsigns held now by people who previously held KR7HIU.
No current licensee on record previously held this callsign.