KM4MAT
Available2x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderHolmes, Nicholas M
License ClassTechnician
Min. Class RequiredTechnician
LocationAlpharetta, GA
Grant DateJul 24, 2015
Expiration DateJul 24, 2025
Cancellation DateAug 11, 2015
Available for ApplicationsAug 12, 2017
KM4MAT is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Holmes, Nicholas M in Alpharetta, GA. 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 Tribula, Michael A on Nov 25, 2025. KM4MAT has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -- ....- -- .- -
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Mike Four Mike Alpha Tango
Readability: 8.5/10(High readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledAug 11, 2015
- System-Generated GrantJul 24, 2015
- License IssuedJul 24, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.