Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD0XQ callsign genealogy
Currently held by Mahon, Michael S
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 AD0XQ's current licensee, walking backwards.
- Mahon, Michael SCOgranted 2008-12-01cancelled 2017-03-21
Successor callsigns
Callsigns held now by people who previously held AD0XQ.
No current licensee on record previously held this callsign.