Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KG4SOZ callsign genealogy
Currently held by Davis, Mark 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 KG4SOZ's current licensee, walking backwards.
- Davis, Mark SFLgranted 2000-03-02cancelled 2002-04-04
Successor callsigns
Callsigns held now by people who previously held KG4SOZ.
No current licensee on record previously held this callsign.