Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4CBW callsign genealogy
Currently held by WATSON JR, CHARLES B
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 W4CBW's current licensee, walking backwards.
- WATSON JR, CHARLES BOKgranted 2016-01-16cancelled 2023-02-10
Successor callsigns
Callsigns held now by people who previously held W4CBW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4CBW, oldest first.
- WILLIAMS, CLIFTON VA2008-03-08 → cancelled 2020-03-10
- WATSON JR, CHARLES B OK2023-02-10 active