Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NI3Z callsign genealogy
Currently held by DAY, MELVIN L
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 NI3Z's current licensee, walking backwards.
- Nies, BryanORgranted 2014-02-11cancelled 2020-01-14
Successor callsigns
Callsigns held now by people who previously held NI3Z.
- FERRARI, RONALD LCAgranted 2017-12-22
All historical holders
Every license row we've seen with the callsign NI3Z, oldest first.
- DAY, MELVIN L PA2005-11-30 → cancelled 2017-06-03
- FERRARI, RONALD L CA2017-06-23 → cancelled 2017-12-22
- Nies, Bryan OR2020-01-14 active