Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4CBD callsign genealogy
Currently held by DIAZ, CARMEN B
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 N4CBD's current licensee, walking backwards.
- DIAZ, CARMEN BFLgranted 2021-03-08cancelled 2021-03-26
Successor callsigns
Callsigns held now by people who previously held N4CBD.
No current licensee on record previously held this callsign.