N4CB
Active1x2District 4
Competitive callsign — 9 applications filed with the FCC.
License HolderHenderson Sr, Joseph D
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationHuntsville, AL
Grant DateAug 12, 2026
Expiration DateOct 6, 2036
N4CB is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by Henderson Sr, Joseph D in Huntsville, AL. This callsign has attracted significant interest in the amateur radio community, with 9 vanity applications filed with the FCC. The most recent was submitted by Brutus, Caleb on Aug 4, 2026. N4CB has 11 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ....- -.-. -...
CW Weight: 25 units(Light (fast to send))
Voice Phonetics
November Four Charlie Bravo
Readability: 8/10(High readability)
License History
- License RenewedAug 12, 2026
- Administrative Update AppliedJul 13, 2021
- License RenewedJul 12, 2016
- Administrative Update AppliedMar 10, 2015
- Administrative Update AppliedJun 26, 2014
- Vanity Callsign GrantedOct 6, 2006
- License IssuedOct 6, 2006
- Internal Correction AppliedSep 21, 2006
- Internal Correction AppliedSep 21, 2006
- Tax ID (TIN) AddedJun 25, 2002
- License RenewedJun 25, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.