Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4LQ callsign genealogy
Currently held by PARK, KYUNGCHAN J
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 KZ4LQ's current licensee, walking backwards.
- PARK, KYUNGCHAN JVAgranted 2024-04-11cancelled 2024-10-01
Successor callsigns
Callsigns held now by people who previously held KZ4LQ.
- PARK, KYUNGCHAN JVAgranted 2025-01-24