Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4KUY callsign genealogy
Currently held by BARRETT, MICHAEL
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 KB4KUY's current licensee, walking backwards.
- SHIELDS, KRISTIN BNCgranted 2015-11-12cancelled 2015-12-11
Successor callsigns
Callsigns held now by people who previously held KB4KUY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB4KUY, oldest first.
- BARRETT, MICHAEL NC1992-02-11 → cancelled 2004-02-12
- SHIELDS, KRISTIN B NC2025-12-10 active