Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD0AT callsign genealogy
Currently held by Szabo, Clinton W
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 AD0AT's current licensee, walking backwards.
- Szabo, Clinton WMOgranted 2012-01-23cancelled 2012-06-18
Successor callsigns
Callsigns held now by people who previously held AD0AT.
No current licensee on record previously held this callsign.