Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA3DC callsign genealogy
Currently held by BLACK, DAVID G
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 AA3DC's current licensee, walking backwards.
- KB3SJLcancelledCAPITAL CITY AMATEUR RADIO SOCIETYMDgranted 2009-03-03cancelled 2009-03-28
Successor callsigns
Callsigns held now by people who previously held AA3DC.
- BLACK, DAVID GPAgranted 1999-05-05cancelled 2007-03-16
All historical holders
Every license row we've seen with the callsign AA3DC, oldest first.
- CAPITAL CITY AMATEUR RADIO SOCIETY MD2019-06-18 active
- BLACK, DAVID G— → cancelled 1999-05-05