Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NT6DX callsign genealogy
Currently held by SWARTZ, BRIAN P
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 NT6DX's current licensee, walking backwards.
- SWARTZ, BRIAN PCAgranted 2022-11-16cancelled 2022-12-09
Successor callsigns
Callsigns held now by people who previously held NT6DX.
No current licensee on record previously held this callsign.