Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4LZ callsign genealogy
Currently held by BURGIN, MICHAEL R
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 W4LZ's current licensee, walking backwards.
- BURGIN, MICHAEL RGAgranted 2017-10-21cancelled 2019-02-09
Successor callsigns
Callsigns held now by people who previously held W4LZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4LZ, oldest first.
- ROYLE, MICHAEL J KY2006-12-22 → cancelled 2018-12-27
- BURGIN, MICHAEL R GA2019-02-09 active