Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4MD callsign genealogy
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 N4MD's current licensee, walking backwards.
- EURY, WILFORD LNCgranted 1996-12-26cancelled 2002-04-30
Successor callsigns
Callsigns held now by people who previously held N4MD.
- DAVIS, FREDERICK WFLgranted 2000-04-11cancelled 2000-05-02
All historical holders
Every license row we've seen with the callsign N4MD, oldest first.
- DAVIS, FREDERICK W FL1999-11-30 → cancelled 2000-04-11
- EURY, WILFORD L NC2022-02-03 active
- —— → cancelled 1999-04-08