Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD2IO callsign genealogy
Currently held by CALDERA, PAOLO
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 AD2IO's current licensee, walking backwards.
- CALDERA, PAOLONJgranted 2023-09-08cancelled 2024-07-03
Successor callsigns
Callsigns held now by people who previously held AD2IO.
No current licensee on record previously held this callsign.