Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG4OJA callsign genealogy
Currently held by Dunworth, Brian S
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 KG4OJA's current licensee, walking backwards.
- Scheibe, Sarah KFLgranted 2008-08-11cancelled 2008-08-29
Successor callsigns
Callsigns held now by people who previously held KG4OJA.
- DUNWORTH, BRIAN SFLgranted 2021-06-18
All historical holders
Every license row we've seen with the callsign KG4OJA, oldest first.
- Dunworth, Brian S FL2001-07-11 → cancelled 2003-07-01
- Scheibe, Sarah K ME2018-10-11 active