Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5MDA callsign genealogy
Currently held by ABDALLA, 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 N5MDA's current licensee, walking backwards.
- ABDALLA, MICHAEL DNMgranted 2017-09-09cancelled 2024-11-30
Successor callsigns
Callsigns held now by people who previously held N5MDA.
- Hinman, Matthew RTXgranted 2025-05-28
All historical holders
Every license row we've seen with the callsign N5MDA, oldest first.
- Hinman, Matthew R TX1998-05-19 → cancelled 2003-06-27
- ABDALLA, MICHAEL D NM2024-11-30 active