Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9EDM callsign genealogy
Currently held by Mayo, Ethan 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 N9EDM's current licensee, walking backwards.
- Mayo, Ethan DWVgranted 2018-06-05cancelled 2018-12-18
Successor callsigns
Callsigns held now by people who previously held N9EDM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9EDM, oldest first.
- HEYTOW, ALLAN F FL1993-03-16 → cancelled 2005-03-17
- Mayo, Ethan D WV2018-12-18 active