Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA3DA callsign genealogy
Currently held by KOTOWSKI, HENRYK
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 AA3DA's current licensee, walking backwards.
- AVAKIAN, DAVID VMDgranted 2015-12-15cancelled 2017-02-25
Successor callsigns
Callsigns held now by people who previously held AA3DA.
- KOTOWSKI, HENRYKCAgranted 2018-06-13
All historical holders
Every license row we've seen with the callsign AA3DA, oldest first.
- AVAKIAN, DAVID V MD2017-02-25 active
- KOTOWSKI, HENRYK— → cancelled 1998-09-10