Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4YWS callsign genealogy
Currently held by RUDISILL, EDGAR N
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 KD4YWS's current licensee, walking backwards.
- Rudisill, EdgarNCgranted 2022-05-24cancelled 2022-06-11
Successor callsigns
Callsigns held now by people who previously held KD4YWS.
- Rudisill, EdgarNCgranted 2022-08-02
All historical holders
Every license row we've seen with the callsign KD4YWS, oldest first.
- RUDISILL, EDGAR N VA1993-03-09 → cancelled 2005-03-10
- Rudisill, Edgar NC2022-06-11 → cancelled 2022-08-02