Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI0RB callsign genealogy
Currently held by Kumagai, Vincent V
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 KI0RB's current licensee, walking backwards.
- KUMAGAI, VINCENT VCOgranted 1997-12-10cancelled 1999-10-30
Successor callsigns
Callsigns held now by people who previously held KI0RB.
No current licensee on record previously held this callsign.