Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7MMM callsign genealogy
Currently held by PEDERSEN, EUGENE W
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 W7MMM's current licensee, walking backwards.
- Louie, MichaelCAgranted 2017-02-16cancelled 2025-01-07
Successor callsigns
Callsigns held now by people who previously held W7MMM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7MMM, oldest first.
- PEDERSEN, EUGENE W WA1998-03-03 → cancelled 2010-03-04
- Young, Robert A OR2012-10-19 → cancelled 2024-11-22
- Louie, Michael CA2025-01-07 active