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K4ZAU

Active1x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderWimberley, Jacob C

License ClassGeneral

Min. Class RequiredGeneral

LocationTaylors, SC

Grant DateJan 28, 2022

Expiration DateMar 7, 2032

K4ZAU is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Wimberley, Jacob C in Taylors, SC. 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 Wimberley, Jacob C on Nov 29, 2001. K4ZAU has 11 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 31 units(Moderate)

Voice Phonetics

Kilo Four Zulu Alpha Uniform

Readability: 7.5/10(High readability)

License History

License RenewedJan 28, 2022
Administrative Update AppliedJul 31, 2020
Administrative Update AppliedJun 27, 2013
Administrative Update AppliedSep 18, 2012
License RenewedDec 13, 2011
Administrative Update AppliedJan 8, 2011
Administrative Update AppliedJan 29, 2010
Administrative Update AppliedJan 9, 2008
License ModifiedMar 13, 2002
License IssuedMar 7, 2002
Vanity Callsign GrantedMar 7, 2002

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Wimberley, Jacob CFiled Nov 29, 2001
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K4ZAS K4ZAW →

FCC data as of Sep 4, 2026

K4ZAU FCC Vanity Status: 1 Competing Application & History