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KO4UZR

Available2x3District 4

No competing applications on record.

License HolderHANCOCK, MATTHEW W

License ClassTechnician

Min. Class RequiredTechnician

LocationChicago, IL

Grant DateNov 23, 2021

Expiration DateNov 23, 2031

Cancellation DateDec 11, 2021

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KO4UZR

Available2x3District 4

No competing applications on record.

License HolderHANCOCK, MATTHEW W

License ClassTechnician

Min. Class RequiredTechnician

LocationChicago, IL

Grant DateNov 23, 2021

Expiration DateNov 23, 2031

Cancellation DateDec 11, 2021

Available for ApplicationsDec 12, 2023

KO4UZR is a 2x3 format amateur radio callsign. It is currently registered to HANCOCK, MATTHEW W in Chicago, IL. 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: 41 units(Heavy (slower to send))

Voice Phonetics

Kilo Oscar Four Uniform Zulu Romeo

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 CanceledDec 11, 2021
System-Generated GrantNov 23, 2021
License IssuedNov 23, 2021

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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← KO4UZQ KO4UZS →

FCC data as of Jul 10, 2026

Is KO4UZR Available? FCC Vanity Status & Watchlist