Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4HYZ callsign genealogy
Currently held by GARIN, MARC
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 K4HYZ's current licensee, walking backwards.
- GARIN, MARCALgranted 2002-12-18cancelled 2006-02-25
Successor callsigns
Callsigns held now by people who previously held K4HYZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4HYZ, oldest first.
- HOPKINS, GENE M KY1987-11-10 → cancelled 1999-11-11
- GARIN, MARC AL2006-02-25 → cancelled 2018-02-27