KF4MBK
Active2x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderLEWIS, MATTHEW E
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationSPARTA, NC
Grant DateJul 14, 2026
Expiration DateSep 18, 2036
KF4MBK is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by LEWIS, MATTHEW E in SPARTA, NC. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by KING, MARK B on May 10, 2004. KF4MBK has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..-. ....- -- -... -.-
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Foxtrot Four Mike Bravo Kilo
Readability: 8/10(High readability)
License History
- License RenewedJul 14, 2026
- License RenewedJun 24, 2016
- License ModifiedFeb 11, 2016
- License ModifiedMar 18, 2015
- Administrative Update AppliedDec 3, 2014
- Administrative Update AppliedJan 29, 2009
- Tax ID (TIN) AddedOct 24, 2006
- License RenewedOct 24, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.