Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4LBL callsign genealogy
Currently held by Butler, Douglas C
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 K4LBL's current licensee, walking backwards.
- Kelley, Bryan AVAgranted 2021-04-07cancelled 2021-04-27
Successor callsigns
Callsigns held now by people who previously held K4LBL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4LBL, oldest first.
- Butler, Douglas C GA2005-11-03 → cancelled 2018-01-27
- Kelley, Bryan A VA2021-04-27 active