Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC1UD callsign genealogy
Currently held by Natti, Jason
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 AC1UD's current licensee, walking backwards.
- Natti, JasonNHgranted 2024-09-17cancelled 2025-04-15
Successor callsigns
Callsigns held now by people who previously held AC1UD.
No current licensee on record previously held this callsign.