Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6PHO callsign genealogy
Currently held by Nguyen, Chris
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 N6PHO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N6PHO.
No current licensee on record previously held this callsign.