Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD0BR callsign genealogy
Currently held by RAY, ROBERT J
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 KD0BR's current licensee, walking backwards.
- RAY, ROBERT JIAgranted 2007-03-12cancelled 2012-09-04
Successor callsigns
Callsigns held now by people who previously held KD0BR.
- COOPER, JOSEPHINE MCAgranted 2017-08-25
All historical holders
Every license row we've seen with the callsign KD0BR, oldest first.
- RAY, ROBERT J IA2022-08-25 active
- —— → cancelled 1997-11-19