Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NN5MB callsign genealogy
Currently held by BULGARELLI, MARCO
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 NN5MB's current licensee, walking backwards.
- BULGARELLI, MARCOTXgranted 2023-11-14cancelled 2025-02-11
Successor callsigns
Callsigns held now by people who previously held NN5MB.
No current licensee on record previously held this callsign.