Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4SLR callsign genealogy
Currently held by RHUDY, STEPHEN L
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 KY4SLR's current licensee, walking backwards.
- RHUDY, STEPHEN LNCgranted 2015-07-30cancelled 2016-04-12
Successor callsigns
Callsigns held now by people who previously held KY4SLR.
No current licensee on record previously held this callsign.