Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4SF callsign genealogy
Currently held by BROWER, RAY 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 KX4SF's current licensee, walking backwards.
- BROWER, RAY PSCgranted 2018-03-29cancelled 2019-05-20
Successor callsigns
Callsigns held now by people who previously held KX4SF.
No current licensee on record previously held this callsign.