Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1BU callsign genealogy
Currently held by KURZET, JOHN N
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 W1BU's current licensee, walking backwards.
- KURZET, JOHN NCAgranted 2011-08-24cancelled 2011-10-18
Successor callsigns
Callsigns held now by people who previously held W1BU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1BU, oldest first.
- EATON, FRANKLIN W ME2003-11-26 → cancelled 2009-09-27
- KURZET, JOHN N CA2021-10-05 active