Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4ADB callsign genealogy
Currently held by BURNS, ADAM D
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 K4ADB's current licensee, walking backwards.
- BURNS, ADAM DSCgranted 2016-06-06cancelled 2016-10-21
Successor callsigns
Callsigns held now by people who previously held K4ADB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4ADB, oldest first.
- Case Jr, Leslie D FL2003-12-31 → cancelled 2016-03-23
- BURNS, ADAM D SC2016-10-21 active