Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0MWM callsign genealogy
Currently held by POTTS, SAMUEL E
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 N0MWM's current licensee, walking backwards.
- Malwitz, Michael WMNgranted 2013-12-20cancelled 2014-12-13
Successor callsigns
Callsigns held now by people who previously held N0MWM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0MWM, oldest first.
- POTTS, SAMUEL E MN2002-11-23 → cancelled 2014-11-25
- Malwitz, Michael W MN2024-11-22 active