Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD0OO callsign genealogy
Currently held by Surges, Ronald P
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 AD0OO's current licensee, walking backwards.
- Surges, Ronald PMOgranted 2015-03-26cancelled 2015-04-03
Successor callsigns
Callsigns held now by people who previously held AD0OO.
No current licensee on record previously held this callsign.