Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW4XO callsign genealogy
Currently held by Davis Jr, Fred 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 KW4XO's current licensee, walking backwards.
- Davis Jr, Fred EALgranted 2014-10-03cancelled 2016-09-01
Successor callsigns
Callsigns held now by people who previously held KW4XO.
No current licensee on record previously held this callsign.