KZ5SF
Active2x2District 5
Competitive callsign — 4 applications filed with the FCC.
License HolderHAYDEN, MELVIN D
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationSAINT SIMONS ISLAND, GA
Grant DateSep 16, 2025
Expiration DateSep 16, 2035
KZ5SF is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by HAYDEN, MELVIN D in SAINT SIMONS ISLAND, GA. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by HAYDEN, MELVIN D on Aug 28, 2025. KZ5SF has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --.. ..... ... ..-.
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Zulu Five Sierra Foxtrot
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJun 16, 2026
- License IssuedSep 16, 2025
- Vanity Callsign GrantedSep 16, 2025
- License ExpiredJul 26, 2025
- License RenewedJul 2, 2013
- License IssuedJul 25, 2003
- Vanity Callsign GrantedJul 25, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.