Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD9BK callsign genealogy
Currently held by LANG, 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 AD9BK's current licensee, walking backwards.
- LANG, DAVID GILgranted 2022-05-10cancelled 2022-10-18
Successor callsigns
Callsigns held now by people who previously held AD9BK.
No current licensee on record previously held this callsign.