Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9AZ callsign genealogy
Currently held by Swez, John A
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 AC9AZ's current licensee, walking backwards.
- Swez, John AINgranted 2006-06-08cancelled 2011-12-16
Successor callsigns
Callsigns held now by people who previously held AC9AZ.
No current licensee on record previously held this callsign.