Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4GZX callsign genealogy
Currently held by Esmond JR, John H
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 N4GZX's current licensee, walking backwards.
- Esmond JR, John HTNgranted 2021-03-19cancelled 2023-12-05
Successor callsigns
Callsigns held now by people who previously held N4GZX.
- Esmond JR, John HTNgranted 2021-03-19cancelled 2023-12-05