Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD0UD callsign genealogy
Currently held by Claar Jr, Richard L
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 AD0UD's current licensee, walking backwards.
- Claar Jr, Richard LMOgranted 2016-04-04cancelled 2016-04-27
Successor callsigns
Callsigns held now by people who previously held AD0UD.
No current licensee on record previously held this callsign.