Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5JRO callsign genealogy
Currently held by DOYLE, M RAYMOND
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 K5JRO's current licensee, walking backwards.
- OESTREICH, JAMES RTXgranted 2008-05-15cancelled 2009-02-18
Successor callsigns
Callsigns held now by people who previously held K5JRO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5JRO, oldest first.
- DOYLE, M RAYMOND AR1995-09-18 → cancelled 2007-09-19
- OESTREICH, JAMES R TX2018-11-29 active