Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2MDW callsign genealogy
Currently held by Williams, Matthew D
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 W2MDW's current licensee, walking backwards.
- Williams, Matthew DNYgranted 2011-04-18cancelled 2011-12-20
Successor callsigns
Callsigns held now by people who previously held W2MDW.
No current licensee on record previously held this callsign.