Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4MJZ callsign genealogy
Currently held by ZAGORSKY, MICHAEL J
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 W4MJZ's current licensee, walking backwards.
- ZAGORSKY, MICHAEL JFLgranted 2005-05-11cancelled 2014-08-26
Successor callsigns
Callsigns held now by people who previously held W4MJZ.
No current licensee on record previously held this callsign.