Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ4ZH callsign genealogy
Currently held by Hosseini, Ahmad
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 AJ4ZH's current licensee, walking backwards.
- Hosseini, AhmadFLgranted 2010-05-18cancelled 2010-05-18
Successor callsigns
Callsigns held now by people who previously held AJ4ZH.
No current licensee on record previously held this callsign.