Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG4OZX callsign genealogy
Currently held by PLUNKETT, ANN E
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 KG4OZX's current licensee, walking backwards.
- PLUNKETT, ANN EALgranted 2012-02-29cancelled 2015-06-23
Successor callsigns
Callsigns held now by people who previously held KG4OZX.
- Plunkett, Jonathon HALgranted 2023-03-15
All historical holders
Every license row we've seen with the callsign KG4OZX, oldest first.
- Plunkett, Jonathon H AL2011-06-29 → cancelled 2013-06-04
- PLUNKETT, ANN E AL2025-03-28 active