Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NM5DF callsign genealogy
Currently held by FERNANDEZ, DARIEN 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 NM5DF's current licensee, walking backwards.
- FERNANDEZ, DARIEN DNMgranted 2022-11-23cancelled 2023-05-31
Successor callsigns
Callsigns held now by people who previously held NM5DF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NM5DF, oldest first.
- FEIN, DAVID B NM2010-01-16 → cancelled 2022-01-19
- FERNANDEZ, DARIEN D NM2023-05-31 active