Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4CJS callsign genealogy
Currently held by HEALY, EDWIN P
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 WB4CJS's current licensee, walking backwards.
- Vinson, Joshua PMOgranted 2018-02-23cancelled 2020-07-18
Successor callsigns
Callsigns held now by people who previously held WB4CJS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB4CJS, oldest first.
- HEALY, EDWIN P NC1997-10-09 → cancelled 2009-10-10
- Vinson, Joshua P MO2020-07-18 active