Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WZ4Y callsign genealogy
Currently held by CAVANAH, STEVEN
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 WZ4Y's current licensee, walking backwards.
- CAVANAH, STEVEN MFLgranted 2013-01-15cancelled 2014-03-22
Successor callsigns
Callsigns held now by people who previously held WZ4Y.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WZ4Y, oldest first.
- CAVANAH, HENRY L FL2003-12-23 → cancelled 2012-03-29
- CAVANAH, STEVEN FL2024-01-04 active