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KK4ZUI

Available2x3District 4

No competing applications on record.

License HolderBrown Jr, Larry D

License ClassTechnician

Min. Class RequiredTechnician

LocationOsprey, FL

Grant DateMar 31, 2014

Expiration DateMar 31, 2024

Cancellation DateAug 10, 2019

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KK4ZUI

Available2x3District 4

No competing applications on record.

License HolderBrown Jr, Larry D

License ClassTechnician

Min. Class RequiredTechnician

LocationOsprey, FL

Grant DateMar 31, 2014

Expiration DateMar 31, 2024

Cancellation DateAug 10, 2019

Available for ApplicationsAug 11, 2021

KK4ZUI is a 2x3 format amateur radio callsign. It is currently registered to Brown Jr, Larry D in Osprey, FL. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.

CW & Voice Analysis

Morse Code

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

CW Weight: 36 units(Moderate)

Voice Phonetics

Kilo Kilo Four Zulu Uniform India

Readability: 6.5/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License CanceledAug 10, 2019
Administrative Update AppliedAug 2, 2019
Administrative Update AppliedJul 24, 2019
System-Generated GrantMar 31, 2014
License IssuedMar 31, 2014

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications on record. Verify on the FCC ULS application search before filing.

Search external databases

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← KK4ZUH KK4ZUJ →

FCC data as of Jul 31, 2026

Is KK4ZUI Available? FCC Vanity Status & Watchlist