Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1YCN callsign genealogy
Currently held by MURPHY, JUDITH J
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 N1YCN's current licensee, walking backwards.
- OConnor, Michael RCAgranted 2023-01-06cancelled 2023-08-11
Successor callsigns
Callsigns held now by people who previously held N1YCN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1YCN, oldest first.
- MURPHY, JUDITH J NY2006-06-09 → cancelled 2018-08-09
- OConnor, Michael R CA2023-08-11 active