Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC1OA callsign genealogy
Currently held by Ghiglieri, Joseph
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 AC1OA's current licensee, walking backwards.
- Ghiglieri, JosephNHgranted 2022-09-21cancelled 2022-11-14
Successor callsigns
Callsigns held now by people who previously held AC1OA.
No current licensee on record previously held this callsign.