Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4DRX callsign genealogy
Currently held by Cooke, Sean M
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 W4DRX's current licensee, walking backwards.
- Cooke, Sean MGAgranted 2015-04-21cancelled 2015-07-10
Successor callsigns
Callsigns held now by people who previously held W4DRX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4DRX, oldest first.
- GROVES JR, IVOR D FL2006-04-14 → cancelled 2008-09-02
- Cooke, Sean M GA2025-06-06 active