Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KG4BOX callsign genealogy
Currently held by Espinola, George A
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 KG4BOX's current licensee, walking backwards.
- Espinola, George A IFLgranted 2006-05-19cancelled 2006-06-23
Successor callsigns
Callsigns held now by people who previously held KG4BOX.
No current licensee on record previously held this callsign.