Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG4ISD callsign genealogy
Currently held by AMERICAN RED CROSS OF CENTRAL FLORIDA
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 KG4ISD's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KG4ISD.
- N4ARCactiveAMERICAN RED CROSS OF CENTRAL FLORIDAFLgranted 2020-08-25