Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W2RDK callsign genealogy
Currently held by KETCHUM, RONALD D
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 W2RDK's current licensee, walking backwards.
- KETCHUM, RONALD DNYgranted 2017-12-19cancelled 2019-02-12
Successor callsigns
Callsigns held now by people who previously held W2RDK.
No current licensee on record previously held this callsign.