Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3WAZ callsign genealogy
Currently held by Walker, Matthew 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 K3WAZ's current licensee, walking backwards.
- Walker, Matthew WMDgranted 2016-07-11cancelled 2016-08-02
Successor callsigns
Callsigns held now by people who previously held K3WAZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3WAZ, oldest first.
- DAM OPERATRS AT BALTIMORE DIST MD1994-08-24 → cancelled 2006-08-25
- Walker, Matthew W MD2016-08-02 active