Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4KAT callsign genealogy
Currently held by Miller, Harry E
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 KY4KAT's current licensee, walking backwards.
- Miller, RobertKYgranted 2003-01-29cancelled 2011-06-07
Successor callsigns
Callsigns held now by people who previously held KY4KAT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KY4KAT, oldest first.
- Miller, Harry E KY2002-12-10 → cancelled 2010-10-30
- Miller, Robert KY2021-06-28 active