Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4IVI callsign genealogy
Currently held by Barnett, AJ
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 KR4IVI's current licensee, walking backwards.
- Barnett, AJGAgranted 2026-01-06cancelled 2026-01-12
Successor callsigns
Callsigns held now by people who previously held KR4IVI.
No current licensee on record previously held this callsign.