NO4I
Active2x1District 4
Competitive callsign — 10 applications filed with the FCC.
License HolderArroyo, Jose M
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationAuburndale, FL
Grant DateFeb 13, 2018
Expiration DateApr 4, 2028
NO4I is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Arroyo, Jose M in Auburndale, FL. This callsign has attracted significant interest in the amateur radio community, with 10 vanity applications filed with the FCC. The most recent was submitted by Makepeace, Richard E on Apr 2, 2008. NO4I has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. --- ....- ..
CW Weight: 22 units(Light (fast to send))
Voice Phonetics
November Oscar Four India
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedNov 29, 2025
- License RenewedFeb 13, 2018
- License IssuedApr 4, 2008
- Vanity Callsign GrantedApr 4, 2008
- License ExpiredMar 15, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.