Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC6HEQ callsign genealogy
Currently held by LEE, SEUN JOO
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 KC6HEQ's current licensee, walking backwards.
- Lee, Seun JCAgranted 2008-04-23cancelled 2008-06-10
Successor callsigns
Callsigns held now by people who previously held KC6HEQ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC6HEQ, oldest first.
- LEE, SEUN JOO CA1990-07-17 → cancelled 2002-07-18
- LEE, SEUN J CA2020-05-05 active