Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6BCO callsign genealogy
Currently held by OBANION, BRIAN 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 K6BCO's current licensee, walking backwards.
- OBANION, BRIAN CCAgranted 2022-01-07cancelled 2022-01-25
Successor callsigns
Callsigns held now by people who previously held K6BCO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6BCO, oldest first.
- BRUNO, JAMES M CA1988-01-12 → cancelled 2000-01-13
- OBANION, BRIAN C CA2022-01-25 active