KW4RT
Active2x2District 4
Competitive callsign — 8 applications filed with the FCC.
License HolderHolderfield, Matthew R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationInlet Beach, FL
Grant DateApr 7, 2026
Expiration DateApr 7, 2036
KW4RT is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Holderfield, Matthew R in Inlet Beach, FL. This callsign has attracted significant interest in the amateur radio community, with 8 vanity applications filed with the FCC. The most recent was submitted by Goff, Robert M on May 4, 2015. KW4RT has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-- ....- .-. -
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Whiskey Four Romeo Tango
Readability: 7.5/10(High readability)
License History
- License RenewedApr 7, 2026
- System-Generated GrantMar 7, 2016
- License IssuedMar 7, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.