Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4KX callsign genealogy
Currently held by Field, Ronnie 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 KX4KX's current licensee, walking backwards.
- Hylan, DarinTNgranted 2024-11-08cancelled 2025-06-06
Successor callsigns
Callsigns held now by people who previously held KX4KX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KX4KX, oldest first.
- Field, Ronnie C TN2013-05-17 → cancelled 2025-05-20
- Hylan, Darin TN2025-06-06 active