Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7STU callsign genealogy
Currently held by Black, Stuart
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 W7STU's current licensee, walking backwards.
- Black, StuartAZgranted 2008-11-24cancelled 2008-12-12
Successor callsigns
Callsigns held now by people who previously held W7STU.
No current licensee on record previously held this callsign.