Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4MCY callsign genealogy
Currently held by COX 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 N4MCY's current licensee, walking backwards.
- COX, MATTHEW DNCgranted 2019-08-12cancelled 2026-02-24
Successor callsigns
Callsigns held now by people who previously held N4MCY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4MCY, oldest first.
- COX JR, JOHN H FL2016-01-27 → cancelled 2024-03-05
- COX, MATTHEW D NC2026-02-24 active