Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4VVI callsign genealogy
Currently held by Monteiro, Daniel O
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 N4VVI's current licensee, walking backwards.
- Monteiro, Daniel OFLgranted 2019-07-22cancelled 2019-08-27
Successor callsigns
Callsigns held now by people who previously held N4VVI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4VVI, oldest first.
- BLUEBAUM, DELBERT KY1992-07-21 → cancelled 2004-07-22
- Monteiro, Daniel O FL2019-08-27 active