Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4CWJ callsign genealogy
Currently held by Johnston, Charles W
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 W4CWJ's current licensee, walking backwards.
- Johnston, Charles WFLgranted 2015-07-31cancelled 2015-12-04
Successor callsigns
Callsigns held now by people who previously held W4CWJ.
No current licensee on record previously held this callsign.