Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6DBA callsign genealogy
Currently held by DA COSTA, CHRISTIAN
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 N6DBA's current licensee, walking backwards.
- DACOSTA, CHRISTIANCAgranted 2019-07-30cancelled 2019-08-24
Successor callsigns
Callsigns held now by people who previously held N6DBA.
No current licensee on record previously held this callsign.