Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4WSX callsign genealogy
Currently held by Batista, Mario
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 K4WSX's current licensee, walking backwards.
- Batista, MarioFLgranted 2019-08-22cancelled 2021-04-20
Successor callsigns
Callsigns held now by people who previously held K4WSX.
No current licensee on record previously held this callsign.