Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NC4ST callsign genealogy
Currently held by THOMPSON, SEAN W
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 NC4ST's current licensee, walking backwards.
- THOMPSON, SEAN WNCgranted 2011-04-29cancelled 2012-03-06
Successor callsigns
Callsigns held now by people who previously held NC4ST.
No current licensee on record previously held this callsign.