Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4PH callsign genealogy
Currently held by CLIFFORD, JAMES C
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 KY4PH's current licensee, walking backwards.
- CLIFFORD, JAMES CFLgranted 2013-05-02cancelled 2022-05-18
Successor callsigns
Callsigns held now by people who previously held KY4PH.
No current licensee on record previously held this callsign.