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KX4VOL

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderMuniyappa, Puttappaih

License ClassTechnician

Min. Class RequiredTechnician

LocationCupertino, CA

Grant DateAug 20, 2016

Expiration DateAug 20, 2026

KX4VOL is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Muniyappa, Puttappaih in Cupertino, CA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Saltsgaver III, Robert E on Aug 2, 2016. KX4VOL has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- -..- ....- ...- --- .-..

CW Weight: 43 units(Heavy (slower to send))

Voice Phonetics

Kilo X-ray Four Victor Oscar Lima

Readability: 7.5/10(High readability)

License History

License IssuedAug 20, 2016
Vanity Callsign GrantedAug 20, 2016

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Saltsgaver III, Robert EFiled Aug 2, 2016
Not awardedFCC ↗

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FCC data as of Jul 29, 2026

KX4VOL FCC Vanity Status: 1 Competing Application & History