Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NO3N callsign genealogy
Currently held by De Llanos, Eugenio
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 NO3N's current licensee, walking backwards.
- Nelson, Phillip LMDgranted 2019-04-15cancelled 2020-03-20
Successor callsigns
Callsigns held now by people who previously held NO3N.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NO3N, oldest first.
- De Llanos, Eugenio PA2007-11-05 → cancelled 2020-01-31
- Nelson, Phillip L MD2020-03-20 active