Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4RH callsign genealogy
Currently held by Herndon, Randal S
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 KY4RH's current licensee, walking backwards.
- Herndon, Randal SKYgranted 2015-03-06cancelled 2015-05-27
Successor callsigns
Callsigns held now by people who previously held KY4RH.
No current licensee on record previously held this callsign.