Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4WSF callsign genealogy
Currently held by Ward, Michelle R
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 KD4WSF's current licensee, walking backwards.
- Ward, Michelle RVAgranted 2007-03-12cancelled 2007-08-29
Successor callsigns
Callsigns held now by people who previously held KD4WSF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4WSF, oldest first.
- Ward, Michelle R VA1993-02-02 → cancelled 2005-02-03
- Rothery-Rickman, Michelle M VA2017-06-09 active