Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1ZBY callsign genealogy
Currently held by Wisbeski, Cait E
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 W1ZBY's current licensee, walking backwards.
- Wisbeski, Cait EORgranted 2020-12-28cancelled 2021-01-15
Successor callsigns
Callsigns held now by people who previously held W1ZBY.
No current licensee on record previously held this callsign.