Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4OX callsign genealogy
Currently held by DeMorat, Matthew 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 KX4OX's current licensee, walking backwards.
- DeMorat, Matthew EGAgranted 2017-09-21cancelled 2018-12-11
Successor callsigns
Callsigns held now by people who previously held KX4OX.
No current licensee on record previously held this callsign.