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KU4U

Active2x1District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderBROWN, DARRELL S

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationBlacksburg, SC

Grant DateJul 8, 2020

Expiration DateSep 19, 2030

KU4U is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by BROWN, DARRELL S in Blacksburg, SC. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Brown, Darrell S on Aug 31, 2000. KU4U has 9 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 24 units(Light (fast to send))

Voice Phonetics

Kilo Uniform Four Uniform

Readability: 7.5/10(High readability)

License History

License RenewedJul 8, 2020
License RenewedJun 22, 2010
Administrative Update AppliedMay 4, 2010
Administrative Update AppliedMay 4, 2010
Administrative Update AppliedMay 13, 2008
Administrative Update AppliedFeb 5, 2003
Administrative Update AppliedDec 19, 2000
License IssuedSep 19, 2000
License ExpiredSep 1, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Brown, Darrell SFiled Aug 31, 2000
Not awardedFCC ↗
HILDING, LINDA JFiled Aug 31, 2000
Not awardedFCC ↗

Search external databases

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Explore nearby callsigns

← KU4T KU4V →

FCC data as of Sep 12, 2026 — may be delayed

KU4U FCC Vanity Status: 2 Competing Applications & History