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KB4ZTU

Available2x3District 4

No competing applications on record.

License HolderSULLIVAN, MICHAEL W

License ClassTechnician

Min. Class RequiredTechnician

LocationNIPOMO, CA

Grant DateApr 5, 2006

Expiration DateJun 27, 2016

Cancellation DateJun 28, 2018

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KB4ZTU

Available2x3District 4

No competing applications on record.

License HolderSULLIVAN, MICHAEL W

License ClassTechnician

Min. Class RequiredTechnician

LocationNIPOMO, CA

Grant DateApr 5, 2006

Expiration DateJun 27, 2016

Cancellation DateJun 28, 2018

Available for ApplicationsJun 28, 2018

KB4ZTU is a 2x3 format amateur radio callsign. It is currently registered to SULLIVAN, MICHAEL W in NIPOMO, CA. 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 Bravo Four Zulu Tango Uniform

Readability: 7/10(Good readability)

This callsign is available now

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

License History

License ExpiredJun 28, 2018
Tax ID (TIN) AddedApr 5, 2006
License RenewedApr 5, 2006

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.

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FCC data as of Jul 29, 2026

Is KB4ZTU Available? FCC Vanity Status & Watchlist