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KU4AZ

Available2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderBASS, WILLIAM P

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationSAN ANTONIO, TX

Grant DateMay 27, 1999

Expiration DateOct 4, 2005

Cancellation DateDec 15, 2000

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KU4AZ

Available2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderBASS, WILLIAM P

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationSAN ANTONIO, TX

Grant DateMay 27, 1999

Expiration DateOct 4, 2005

Cancellation DateDec 15, 2000

Available for ApplicationsDec 16, 2002

KU4AZ is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by BASS, WILLIAM P in SAN ANTONIO, TX. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Liphardt Jr, John F on Apr 23, 2018. KU4AZ has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- ..- ....- .- --..

CW Weight: 31 units(Moderate)

Voice Phonetics

Kilo Uniform Four Alpha 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 CanceledDec 15, 2000
License ModifiedJun 28, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Liphardt Jr, John FFiled Apr 23, 2018
Not awardedFCC ↗

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FCC data as of Sep 12, 2026

KU4AZ FCC Vanity Status: 1 Competing Application & History