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KO4ZHR

Available2x3District 4

No competing applications on record.

License HolderWeinberger, Steven

License ClassTechnician

Min. Class RequiredTechnician

LocationStudio City, CA

Grant DateApr 5, 2022

Expiration DateApr 5, 2032

Cancellation DateMay 12, 2022

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KO4ZHR

Available2x3District 4

No competing applications on record.

License HolderWeinberger, Steven

License ClassTechnician

Min. Class RequiredTechnician

LocationStudio City, CA

Grant DateApr 5, 2022

Expiration DateApr 5, 2032

Cancellation DateMay 12, 2022

Available for ApplicationsMay 13, 2024

KO4ZHR is a 2x3 format amateur radio callsign. It is currently registered to Weinberger, Steven in Studio City, 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: 40 units(Moderate)

Voice Phonetics

Kilo Oscar Four Zulu Hotel Romeo

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 CanceledMay 12, 2022
License ModifiedMay 9, 2022
System-Generated GrantApr 5, 2022
License IssuedApr 5, 2022

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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FCC data as of Sep 4, 2026

Is KO4ZHR Available? FCC Vanity Status & Watchlist