Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA7XT callsign genealogy
Currently held by MANDAC, MICHAEL
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 AA7XT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AA7XT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA7XT, oldest first.
- MANDAC, MICHAEL AZ1993-08-10 → cancelled 2005-08-11
- HEIN III, WILLIAM H CO2021-07-15 active