Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9BJG callsign genealogy
Currently held by Geffon, 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 K9BJG's current licensee, walking backwards.
- Geffon, BrianCAgranted 2021-01-25cancelled 2021-02-12
Successor callsigns
Callsigns held now by people who previously held K9BJG.
No current licensee on record previously held this callsign.