Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AD0YU callsign genealogy
Currently held by Gilbert Jr, Joseph E
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 AD0YU's current licensee, walking backwards.
- Gilbert Jr, Joseph EMOgranted 2017-06-19cancelled 2017-07-04
Successor callsigns
Callsigns held now by people who previously held AD0YU.
No current licensee on record previously held this callsign.