Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4ESI callsign genealogy
Currently held by MALEK, JOSEPH H
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 W4ESI's current licensee, walking backwards.
- MALEK, JOSEPH HFLgranted 2004-05-19cancelled 2006-12-22
Successor callsigns
Callsigns held now by people who previously held W4ESI.
No current licensee on record previously held this callsign.