Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6DK callsign genealogy
Currently held by MATULEWICZ, MARK 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 W6DK's current licensee, walking backwards.
- MATULEWICZ, MARK Ecancelled 1998-12-30
Successor callsigns
Callsigns held now by people who previously held W6DK.
No current licensee on record previously held this callsign.