Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0ZBB callsign genealogy
Currently held by Keefe, Wayne A
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 K0ZBB's current licensee, walking backwards.
- Keefe, Wayne ASDgranted 2020-11-19cancelled 2020-12-19
Successor callsigns
Callsigns held now by people who previously held K0ZBB.
- Keefe, WayneSDgranted 2024-02-06cancelled 2024-04-02