Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5FT callsign genealogy
Currently held by Martell, David R
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 N5FT's current licensee, walking backwards.
- Martell, David RPAgranted 2011-01-28cancelled 2017-01-18
Successor callsigns
Callsigns held now by people who previously held N5FT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5FT, oldest first.
- BARNES, JEFFREY L TX2004-10-14 → cancelled 2016-12-30
- Martell, David R PA2017-01-18 active