Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WM4MM callsign genealogy
Currently held by Mitchell, Michael H
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 WM4MM's current licensee, walking backwards.
- Mitchell, Michael HFLgranted 2015-10-09cancelled 2016-01-05
Successor callsigns
Callsigns held now by people who previously held WM4MM.
No current licensee on record previously held this callsign.