Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6CSF callsign genealogy
Currently held by FRAGA III, CHARLES S
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 W6CSF's current licensee, walking backwards.
- FRAGA III, CHARLES SIDgranted 2020-02-10cancelled 2020-03-07
Successor callsigns
Callsigns held now by people who previously held W6CSF.
No current licensee on record previously held this callsign.