KB4MK
Available2x2District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderKLINGER, MARTIN F
License ClassAdvanced
Min. Class RequiredGeneral
LocationMERRITT ISLAND, FL
Grant DateSep 17, 2013
Expiration DateSep 17, 2023
Cancellation DateSep 18, 2025
Available for ApplicationsSep 18, 2025
KB4MK is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by KLINGER, MARTIN F in MERRITT ISLAND, FL. 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 KLINGER, MARTIN F on Aug 30, 2013. KB4MK has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -... ....- -- -.-
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Bravo Four Mike Kilo
Readability: 8.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredSep 18, 2025
- License IssuedSep 17, 2013
- Vanity Callsign GrantedSep 17, 2013
- License CanceledApr 27, 2010
- Vanity Callsign GrantedNov 10, 2006
- License IssuedNov 10, 2006
- License ExpiredJun 17, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.