Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6RDH callsign genealogy
Currently held by Hamilton Jr, Russell 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 K6RDH's current licensee, walking backwards.
- Hamilton Jr, Russell DCAgranted 2014-02-04cancelled 2014-02-25
Successor callsigns
Callsigns held now by people who previously held K6RDH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6RDH, oldest first.
- JONES, CARL W CA1998-03-18 → cancelled 2010-03-19
- Hamilton Jr, Russell D KY2024-03-28 active