Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9MWM callsign genealogy
Currently held by Mace, Mark 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 W9MWM's current licensee, walking backwards.
- Mace, Mark WINgranted 2019-04-25cancelled 2021-07-30
Successor callsigns
Callsigns held now by people who previously held W9MWM.
No current licensee on record previously held this callsign.