Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK7ISZ callsign genealogy
Currently held by Park, Jihoon
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 KK7ISZ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KK7ISZ.
- Park, Jihoon HORgranted 2022-11-08cancelled 2023-09-06