Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WE4MMM callsign genealogy
Currently held by HENDERSON, ALEX 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 WE4MMM's current licensee, walking backwards.
- HENDERSON, ALEXNCgranted 2023-08-05cancelled 2023-08-25
Successor callsigns
Callsigns held now by people who previously held WE4MMM.
- HENDERSON, ALEX MNCgranted 2023-08-25cancelled 2024-02-23