Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4JOY callsign genealogy
Currently held by GROUSSMAN, BRANDON J
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 W4JOY's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W4JOY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4JOY, oldest first.
- MC ABEE, CHARLES W SC2013-12-27 → cancelled 2026-03-06
- GROUSSMAN, BRANDON J NV2026-08-22 active