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KK4UO

Available2x2District 4

No competing applications on record.

License HolderLEWALLEN, STEPHEN D

License ClassAdvanced

Min. Class RequiredGeneral

LocationCATLETTSBURG, KY

Grant DateJul 10, 2007

Expiration DateSep 5, 2017

Cancellation DateSep 6, 2019

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KK4UO

Available2x2District 4

No competing applications on record.

License HolderLEWALLEN, STEPHEN D

License ClassAdvanced

Min. Class RequiredGeneral

LocationCATLETTSBURG, KY

Grant DateJul 10, 2007

Expiration DateSep 5, 2017

Cancellation DateSep 6, 2019

Available for ApplicationsSep 6, 2019

KK4UO is a 2x2 format amateur radio callsign. It is currently registered to LEWALLEN, STEPHEN D in CATLETTSBURG, KY. 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: 35 units(Moderate)

Voice Phonetics

Kilo Kilo Four Uniform Oscar

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 ExpiredSep 6, 2019
Tax ID (TIN) AddedJul 10, 2007
License RenewedJul 10, 2007

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 31, 2026

Is KK4UO Available? FCC Vanity Status & Watchlist