Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0PLZ callsign genealogy
Currently held by SUMMERS, MICHAEL 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 W0PLZ's current licensee, walking backwards.
- SUMMERS, MICHAEL Ecancelled 1999-06-02
Successor callsigns
Callsigns held now by people who previously held W0PLZ.
- Mallory, Edgar ROKgranted 2001-01-19cancelled 2001-02-10