Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6DMZ callsign genealogy
Currently held by Maczynski, Marcus W
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 W6DMZ's current licensee, walking backwards.
- Maczynski, Marcus WCAgranted 2014-07-09cancelled 2014-07-29
Successor callsigns
Callsigns held now by people who previously held W6DMZ.
No current licensee on record previously held this callsign.