Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4KFS callsign genealogy
Currently held by DAVIS, CHARLES H
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 W4KFS's current licensee, walking backwards.
- SLATER, KEVIN FVAgranted 2023-08-17cancelled 2023-09-06
Successor callsigns
Callsigns held now by people who previously held W4KFS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4KFS, oldest first.
- DAVIS, CHARLES H VA1994-04-19 → cancelled 2006-04-20
- SLATER, KEVIN F VA2023-09-06 active