Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0DXY callsign genealogy
Currently held by PETERSON, RALPH 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 K0DXY's current licensee, walking backwards.
- Peterson, Greg AKSgranted 2019-02-11cancelled 2021-03-19
Successor callsigns
Callsigns held now by people who previously held K0DXY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0DXY, oldest first.
- PETERSON, RALPH E KS2019-10-18 → cancelled 2021-01-26
- Peterson, Greg A KS2021-03-19 active