Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K2HEJ callsign genealogy
Currently held by Seo, Hyoung In
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 K2HEJ's current licensee, walking backwards.
- Seo, Hyoung InOHgranted 2010-09-16cancelled 2020-06-05
Successor callsigns
Callsigns held now by people who previously held K2HEJ.
No current licensee on record previously held this callsign.