Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4DFF callsign genealogy
Currently held by Pate, David S
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 N4DFF's current licensee, walking backwards.
- Pate, David SVAgranted 2015-03-23cancelled 2015-07-17
Successor callsigns
Callsigns held now by people who previously held N4DFF.
- BOONE, WILLIAM FTNgranted 2015-01-30cancelled 2025-06-24
All historical holders
Every license row we've seen with the callsign N4DFF, oldest first.
- BOONE, WILLIAM F TN2003-04-25 → cancelled 2003-06-21
- Pate, David S VA2025-07-11 active