Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5ALZ callsign genealogy
Currently held by Walz, Michael L
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 W5ALZ's current licensee, walking backwards.
- WALZ, MICHAEL LOKgranted 2003-06-30cancelled 2004-03-10
Successor callsigns
Callsigns held now by people who previously held W5ALZ.
No current licensee on record previously held this callsign.