Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4JLS callsign genealogy
Currently held by ECHEVARRIA, ESTEBAN
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 WP4JLS's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held WP4JLS.
- Echevarria, EstebanPRgranted 2024-04-04