Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DMZ callsign genealogy
Currently held by Zezenski, Daniel M
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 W7DMZ's current licensee, walking backwards.
- Zezenski, Daniel MPAgranted 2009-02-13cancelled 2009-03-03
Successor callsigns
Callsigns held now by people who previously held W7DMZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7DMZ, oldest first.
- MAYER, MAX L ID1996-07-29 → cancelled 2008-07-30
- Zezenski, Daniel M PA2020-03-06 active