Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4RKD callsign genealogy
Currently held by Feyler, David K
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 W4RKD's current licensee, walking backwards.
- Feyler, David KFLgranted 2026-03-10cancelled 2026-03-31
Successor callsigns
Callsigns held now by people who previously held W4RKD.
- DAMON, RICKRIgranted 2021-01-01cancelled 2021-06-11
All historical holders
Every license row we've seen with the callsign W4RKD, oldest first.
- DUTKIEWICZ, RANDALL K GA2006-02-25 → cancelled 2018-02-27
- DAMON, RICK RI2020-11-06 → cancelled 2021-01-01
- Feyler, David K FL2026-03-31 active