Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4SGL callsign genealogy
Currently held by GONZALEZ RIOS, CARLOS
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 WP4SGL'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 WP4SGL.
- GONZALEZ, CARLOSPRgranted 2022-05-10