Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4DAB callsign genealogy
Currently held by BYRUM, DAVID A
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 KX4DAB's current licensee, walking backwards.
- Byrum, David ASCgranted 2020-05-21cancelled 2020-06-13
Successor callsigns
Callsigns held now by people who previously held KX4DAB.
No current licensee on record previously held this callsign.