Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1UFO callsign genealogy
Currently held by Guzman, Gabriel O
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 N1UFO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N1UFO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1UFO, oldest first.
- BLOOD SR, OLIVER I ME2004-11-10 → cancelled 2017-02-03
- Guzman, Gabriel O NY2017-05-05 active