Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6MDN callsign genealogy
Currently held by Nowlen, Michael D
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 N6MDN's current licensee, walking backwards.
- Nowlen, Michael DCAgranted 2021-08-30cancelled 2021-09-18
Successor callsigns
Callsigns held now by people who previously held N6MDN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6MDN, oldest first.
- LAWRENCE, PETER A CA2006-07-21 → cancelled 2018-10-17
- Nowlen, Michael D CA2021-09-18 active