Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4IH callsign genealogy
Currently held by Clary, Craig
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 KZ4IH's current licensee, walking backwards.
- Clary, CraigALgranted 2023-07-04cancelled 2024-06-10
Successor callsigns
Callsigns held now by people who previously held KZ4IH.
No current licensee on record previously held this callsign.