Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY4JRH callsign genealogy
Currently held by Hammonds, James 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 KY4JRH's current licensee, walking backwards.
- Hammonds, James RKYgranted 2013-02-05cancelled 2021-11-30
Successor callsigns
Callsigns held now by people who previously held KY4JRH.
No current licensee on record previously held this callsign.