Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NWT callsign genealogy
Currently held by THIGPEN, DAVID H
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 K4NWT's current licensee, walking backwards.
- FLETCHER, LARRY OMIgranted 2016-12-12cancelled 2017-01-28
Successor callsigns
Callsigns held now by people who previously held K4NWT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4NWT, oldest first.
- THIGPEN, DAVID H AL2004-02-24 → cancelled 2016-03-23
- FLETCHER, LARRY O MI2017-01-28 active