Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4BBL callsign genealogy
Currently held by Cleary, Brian
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 K4BBL's current licensee, walking backwards.
- Cleary, BrianGAgranted 2016-07-13cancelled 2017-12-08
Successor callsigns
Callsigns held now by people who previously held K4BBL.
- LEWIS, BARRY BOHgranted 2023-12-08
All historical holders
Every license row we've seen with the callsign K4BBL, oldest first.
- LEWIS, BARRY B NC2004-12-17 → cancelled 2014-02-01
- Cleary, Brian GA2017-12-08 active