Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AD0QU callsign genealogy
Currently held by SESTI, Jamie 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 AD0QU's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AD0QU.
No current licensee on record previously held this callsign.