Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1VDL callsign genealogy
Currently held by ODonnell Sr, Patrick S
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 N1VDL's current licensee, walking backwards.
- ODonnell Sr, Patrick SMAgranted 2021-01-19cancelled 2021-02-09
Successor callsigns
Callsigns held now by people who previously held N1VDL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1VDL, oldest first.
- O Donnell, Donald J RI2005-03-29 → cancelled 2017-05-23
- ODonnell Sr, Patrick S MA2021-02-09 active