Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0MBW callsign genealogy
Currently held by Westendorf, Matthew B
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 W0MBW's current licensee, walking backwards.
- Westendorf, Matthew BMNgranted 2019-05-08cancelled 2021-01-08
Successor callsigns
Callsigns held now by people who previously held W0MBW.
No current licensee on record previously held this callsign.