Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD4DKU callsign genealogy
Currently held by RADFORD, RONNIE
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 WD4DKU's current licensee, walking backwards.
- RADFORD, RONNIEFLgranted 2024-12-14cancelled 2025-01-03
Successor callsigns
Callsigns held now by people who previously held WD4DKU.
No current licensee on record previously held this callsign.