Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4HL callsign genealogy
Currently held by ARRINGTON, MARK P
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 KC4HL's current licensee, walking backwards.
- LAWRENCE, KYLEKYgranted 2021-12-13cancelled 2022-02-18
Successor callsigns
Callsigns held now by people who previously held KC4HL.
- ARRINGTON, MARK PNCgranted 2020-05-19
All historical holders
Every license row we've seen with the callsign KC4HL, oldest first.
- ARRINGTON, MARK P NC1996-09-17 → cancelled 2000-04-11
- LAWRENCE, KYLE KY2022-02-18 active