KC9MS
Active2x2District 9
Competitive callsign — 3 applications filed with the FCC.
License HolderSouza, Marcus A
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationNorwood, MA
Grant DateApr 2, 2022
Expiration DateApr 2, 2032
KC9MS is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Souza, Marcus A in Norwood, MA. 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 Souza, Marcus A on Mar 15, 2022. KC9MS has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.-. ----. -- ...
CW Weight: 37 units(Moderate)
Voice Phonetics
Kilo Charlie Nine Mike Sierra
Readability: 8/10(High readability)
License History
- Administrative Update AppliedApr 11, 2026
- License IssuedApr 2, 2022
- Vanity Callsign GrantedApr 2, 2022
- License ExpiredFeb 28, 2019
- Tax ID (TIN) AddedNov 29, 2006
- License RenewedNov 29, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.