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KU4SH

Available2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderHALL, ROBERT G

License ClassAdvanced

Min. Class RequiredGeneral

LocationTUCSON, AZ

Grant DateSep 19, 2003

Expiration DateAug 3, 2013

Cancellation DateAug 28, 2004

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KU4SH

Available2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderHALL, ROBERT G

License ClassAdvanced

Min. Class RequiredGeneral

LocationTUCSON, AZ

Grant DateSep 19, 2003

Expiration DateAug 3, 2013

Cancellation DateAug 28, 2004

Available for ApplicationsAug 29, 2006

KU4SH is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by HALL, ROBERT G in TUCSON, AZ. 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 HUNEYCUTT, SHARON on Jun 26, 2015. KU4SH has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 26 units(Light (fast to send))

Voice Phonetics

Kilo Uniform Four Sierra Hotel

Readability: 7/10(Good readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (2x2).

License History

License CanceledAug 28, 2004
License RenewedSep 19, 2003

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

HUNEYCUTT, SHARONFiled Jun 26, 2015
Not awardedFCC ↗

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FCC data as of Sep 12, 2026

KU4SH FCC Vanity Status: 1 Competing Application & History