Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6UQ callsign genealogy
Currently held by SAN MATEO RADIO CLUB
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 W6UQ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W6UQ.
No current licensee on record previously held this callsign.