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KO4RZ

Available2x2District 4

No competing applications on record.

License HolderCAMPBELL, PAUL

License ClassTechnician

Min. Class RequiredGeneral

LocationTHONOTOSASSA, FL

Grant DateFeb 11, 1992

Expiration DateFeb 11, 2002

Cancellation DateFeb 12, 2004

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KO4RZ

Available2x2District 4

No competing applications on record.

License HolderCAMPBELL, PAUL

License ClassTechnician

Min. Class RequiredGeneral

LocationTHONOTOSASSA, FL

Grant DateFeb 11, 1992

Expiration DateFeb 11, 2002

Cancellation DateFeb 12, 2004

Available for ApplicationsFeb 12, 2004

KO4RZ is a 2x2 format amateur radio callsign. It is currently registered to CAMPBELL, PAUL in THONOTOSASSA, 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 Oscar Four Romeo Zulu

Readability: 7.5/10(High readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (2x2).

License History

License ExpiredFeb 12, 2004

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

QRZ ↗HamQTH ↗

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FCC data as of Sep 4, 2026

Is KO4RZ Available? FCC Vanity Status & Watchlist