Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA0SV callsign genealogy
Currently held by THATCHER, ALAN J
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 AA0SV's current licensee, walking backwards.
- WB0MQVno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AA0SV.
- THATCHER, ALAN JIAgranted 2021-06-23