Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NX1U callsign genealogy
Currently held by PETITTO JR, ROCCO C
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 NX1U's current licensee, walking backwards.
- Caron, Ryan PCAgranted 2004-06-17cancelled 2012-03-27
Successor callsigns
Callsigns held now by people who previously held NX1U.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NX1U, oldest first.
- PETITTO JR, ROCCO C MA1999-06-18 → cancelled 2011-06-21
- Caron, Ryan P CA2022-06-16 active