Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4GLZ callsign genealogy
Currently held by THOMAS JR, EVERETT M
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 K4GLZ's current licensee, walking backwards.
- LOPEZ, MATTHEW GTNgranted 2024-03-12cancelled 2024-06-25
Successor callsigns
Callsigns held now by people who previously held K4GLZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4GLZ, oldest first.
- THOMAS JR, EVERETT M NC2011-03-15 → cancelled 2023-03-16
- LOPEZ, MATTHEW G TN2024-06-25 active