Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4CHW callsign genealogy
Currently held by WILLIAMS II, 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 K4CHW's current licensee, walking backwards.
- WILLIAMS II, CHARLES HKYgranted 2008-10-08cancelled 2017-03-31
Successor callsigns
Callsigns held now by people who previously held K4CHW.
No current licensee on record previously held this callsign.