Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4MWW callsign genealogy
Currently held by WESTBERRY, MICHAEL A
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 K4MWW's current licensee, walking backwards.
- WESTBERRY, MICHAEL AGAgranted 2016-08-18cancelled 2017-07-28
Successor callsigns
Callsigns held now by people who previously held K4MWW.
No current licensee on record previously held this callsign.