Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4SGI callsign genealogy
Currently held by LUZUNARIS HERNANDEZ, JUANA 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 WP4SGI'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 WP4SGI.
- LUZUNARIS HERNANDEZ, JUANA MPRgranted 2022-04-29