Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ6ZU callsign genealogy
Currently held by Hirshberg, Doron D
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 AJ6ZU's current licensee, walking backwards.
- Hirshberg, Doron DCAgranted 2022-12-14cancelled 2023-02-13
Successor callsigns
Callsigns held now by people who previously held AJ6ZU.
- Hirshberg, Doron DCAgranted 2023-03-21