Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4MWM callsign genealogy
Currently held by Martin Sr, Michael 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 N4MWM's current licensee, walking backwards.
- Martin Sr, Michael WTNgranted 2021-01-19cancelled 2021-02-23
Successor callsigns
Callsigns held now by people who previously held N4MWM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4MWM, oldest first.
- FRERET, KATHRYN J AR1992-12-22 → cancelled 2004-12-23
- Martin Sr, Michael W TN2021-02-23 active