Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA9EZ callsign genealogy
Currently held by TOWNZEN, MICHAEL E
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 AA9EZ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AA9EZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA9EZ, oldest first.
- TOWNZEN, MICHAEL E IL1992-08-18 → cancelled 2004-08-19
- Mouratis, William IL2025-08-15 active