N4JO
Active1x2District 4
Competitive callsign — 42 applications filed with the FCC.
License HolderOpificius, Julian A
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationElk River, MN
Grant DateMay 21, 2019
Expiration DateMay 21, 2029
N4JO is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by Opificius, Julian A in Elk River, MN. This callsign has attracted significant interest in the amateur radio community, with 42 vanity applications filed with the FCC. The most recent was submitted by LEWIS, DARIAN K on Jun 6, 2022. N4JO has 12 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ....- .--- ---
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
November Four Juliet Oscar
Readability: 7.5/10(High readability)
License History
- Vanity Callsign GrantedMay 21, 2019
- License IssuedMay 21, 2019
- Internal Correction AppliedApr 1, 2019
- Internal Correction AppliedApr 1, 2019
- License IssuedFeb 29, 2008
- Vanity Callsign GrantedFeb 29, 2008
- License CanceledFeb 10, 2006
- Administrative Update AppliedFeb 11, 2005
- Vanity Callsign GrantedJul 9, 2002
- License IssuedJul 9, 2002
- License CanceledJun 20, 2000
- Internal Correction Applied
Vanity Application Activity
Competing applications filed with the FCC for this callsign.