Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4GBI callsign genealogy
Currently held by LESTER JR, JOSEPH B
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 K4GBI's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K4GBI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4GBI, oldest first.
- LESTER JR, JOSEPH B GA1995-11-28 → cancelled 2007-11-29
- RAINS, WILLIAM FL2018-06-19 active