Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0CHW callsign genealogy
Currently held by WILLIAMS, CARL 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 K0CHW's current licensee, walking backwards.
- WILLIAMS, CARL HSDgranted 2017-08-04cancelled 2017-08-25
Successor callsigns
Callsigns held now by people who previously held K0CHW.
- Williams, Carl HTXgranted 2020-04-14