Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0SWI callsign genealogy
Currently held by MATTHEWS, BRIAN L
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 W0SWI's current licensee, walking backwards.
- MATTHEWS, BRIAN LMOgranted 2017-04-04cancelled 2024-02-16
Successor callsigns
Callsigns held now by people who previously held W0SWI.
No current licensee on record previously held this callsign.