Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4GBC callsign genealogy
Currently held by ARMSTRONG, ROBERT K
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 N4GBC's current licensee, walking backwards.
- KI4MQCcancelledGEORGIA BAPTIST AMATEUR RADIO CLUBGAgranted 2005-11-21cancelled 2006-01-21
Successor callsigns
Callsigns held now by people who previously held N4GBC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4GBC, oldest first.
- ARMSTRONG, ROBERT K TN1987-08-11 → cancelled 1999-08-16
- GEORGIA BAPTIST AMATEUR RADIO CLUB GA2016-01-19 active