Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4SWI callsign genealogy
Currently held by Moore, Chad M
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 W4SWI's current licensee, walking backwards.
- Moore, Chad MFLgranted 2020-10-08cancelled 2021-01-12
Successor callsigns
Callsigns held now by people who previously held W4SWI.
No current licensee on record previously held this callsign.