Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4WWU callsign genealogy
Currently held by MANGLASS III, LOUIS 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 N4WWU's current licensee, walking backwards.
- MANGLASS III, LOUIS Mcancelled 1998-01-14
Successor callsigns
Callsigns held now by people who previously held N4WWU.
- VANOBBERGHEN, WILLIAM J LVAgranted 2022-03-31