Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WL4DX callsign genealogy
Currently held by Notte, Mathew 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 WL4DX's current licensee, walking backwards.
- Notte, Mathew MAKgranted 2014-03-29cancelled 2017-04-25
Successor callsigns
Callsigns held now by people who previously held WL4DX.
No current licensee on record previously held this callsign.