K4MJO
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderSIMMONS, MATTHEW M
License ClassTechnician
Min. Class RequiredGeneral
LocationSOUTH HILL, VA
Grant DateSep 28, 2024
Expiration DateSep 28, 2034
K4MJO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SIMMONS, MATTHEW M in SOUTH HILL, VA. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by SIMMONS, MATTHEW M on Sep 10, 2024. K4MJO has 9 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -- .--- ---
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Four Mike Juliet Oscar
Readability: 8/10(High readability)
License History
- Vanity Callsign GrantedSep 28, 2024
- License IssuedSep 28, 2024
- Internal Correction AppliedSep 10, 2024
- Internal Correction AppliedSep 10, 2024
- Administrative Update AppliedJan 18, 2022
- License RenewedJan 6, 2020
- Administrative Update AppliedAug 12, 2017
- License IssuedJan 15, 2010
- Vanity Callsign GrantedJan 15, 2010
Vanity Application Activity
Competing applications filed with the FCC for this callsign.