Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4FTX callsign genealogy
Currently held by Murphy, David B
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 N4FTX's current licensee, walking backwards.
- Murphy, David BVAgranted 2018-08-20cancelled 2018-09-07
Successor callsigns
Callsigns held now by people who previously held N4FTX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4FTX, oldest first.
- HILTON, DAVID GA2003-04-29 → cancelled 2015-07-28
- Murphy, David B VA2018-09-07 active