Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1WMD callsign genealogy
Currently held by GUSTAVSON, GREG R
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 N1WMD's current licensee, walking backwards.
- Drayton, William MCAgranted 2024-11-08cancelled 2024-11-30
Successor callsigns
Callsigns held now by people who previously held N1WMD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1WMD, oldest first.
- GUSTAVSON, GREG R CT2005-11-02 → cancelled 2018-01-20
- Drayton, William M CA2024-11-30 active