Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9DNA callsign genealogy
Currently held by PHILLIPS, JEFFREY 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 N9DNA's current licensee, walking backwards.
- PHILLIPS, JEFFREY JCAgranted 1992-10-13cancelled 2002-10-26
Successor callsigns
Callsigns held now by people who previously held N9DNA.
No current licensee on record previously held this callsign.