Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AH0CZ callsign genealogy
Currently held by Nakajima, Isao
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 AH0CZ's current licensee, walking backwards.
- Nakajima, IsaoMPgranted 2024-10-01cancelled 2025-01-11
Successor callsigns
Callsigns held now by people who previously held AH0CZ.
- Nakajima, IsaoMPgranted 2025-01-31