Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W8QOI callsign genealogy
Currently held by BARNUM, KEVIN H
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 W8QOI's current licensee, walking backwards.
- BARNUM, KEVIN HMIgranted 2023-10-24cancelled 2025-04-19
Successor callsigns
Callsigns held now by people who previously held W8QOI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8QOI, oldest first.
- WERT, RALEIGH L MI2007-08-18 → cancelled 2019-10-24
- BARNUM, KEVIN H MI2025-04-19 active