Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4KWJ callsign genealogy
Currently held by YOUNG, ROBERT C
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 W4KWJ's current licensee, walking backwards.
- Shah, Jatin HVAgranted 2016-01-28cancelled 2016-11-19
Successor callsigns
Callsigns held now by people who previously held W4KWJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4KWJ, oldest first.
- YOUNG, ROBERT C AL2004-06-10 → cancelled 2016-08-24
- Shah, Jatin H VA2016-11-19 active