Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0MDP callsign genealogy
Currently held by Powell, 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 N0MDP's current licensee, walking backwards.
- Powell, Michael DMNgranted 2013-12-30cancelled 2014-05-28
Successor callsigns
Callsigns held now by people who previously held N0MDP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0MDP, oldest first.
- SANDAHL, PHILLIP L MN1995-01-25 → cancelled 2002-06-27
- Powell, Michael D MN2024-07-30 active