Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY4JRS callsign genealogy
Currently held by Shellabarger, Joshua 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 KY4JRS's current licensee, walking backwards.
- Shellabarger, Joshua RKYgranted 2025-07-15cancelled 2025-08-02
Successor callsigns
Callsigns held now by people who previously held KY4JRS.
No current licensee on record previously held this callsign.