Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NN4DF callsign genealogy
Currently held by FOX, DAVID A
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 NN4DF's current licensee, walking backwards.
- FOX, DAVID AFLgranted 1998-03-02cancelled 2000-09-19
Successor callsigns
Callsigns held now by people who previously held NN4DF.
No current licensee on record previously held this callsign.