Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4BRL callsign genealogy
Currently held by LOONEY, BILLY R
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 K4BRL's current licensee, walking backwards.
- Lejeck, Brian RNCgranted 2014-03-10cancelled 2015-07-03
Successor callsigns
Callsigns held now by people who previously held K4BRL.
- LOONEY, BILLY RTXgranted 2019-12-06
All historical holders
Every license row we've seen with the callsign K4BRL, oldest first.
- LOONEY, BILLY R GA2004-09-04 → cancelled 2010-01-26
- Lejeck, Brian R SC2025-05-13 active