Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4ZLL callsign genealogy
Currently held by Marine Corps Amateur Radio Club
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 KK4ZLL'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 KK4ZLL.
- WU5MCactiveMarine Corps Amateur Radio ClubVAgranted 2024-05-07