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K0SZ

Expired1x2District 0

Competitive callsign — 7 applications filed with the FCC.

License HolderJohnson, Darren

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationElkhorn, NE

Grant DateAug 27, 2016

Expiration DateAug 27, 2026

Available for ApplicationsAug 28, 2028

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K0SZ

Expired1x2District 0

Competitive callsign — 7 applications filed with the FCC.

License HolderJohnson, Darren

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationElkhorn, NE

Grant DateAug 27, 2016

Expiration DateAug 27, 2026

Available for ApplicationsAug 28, 2028

K0SZ is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by Johnson, Darren in Elkhorn, NE. This callsign has attracted significant interest in the amateur radio community, with 7 vanity applications filed with the FCC. The most recent was submitted by Sell, Joseph E on Sep 9, 2016. K0SZ has 7 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 33 units(Moderate)

Voice Phonetics

Kilo Zero Sierra Zulu

Readability: 7.5/10(High readability)

Available Aug 28, 2028 (724 days remaining)

Requires Amateur Extra license or higher to apply for this callsign format (1x2).

License History

Administrative Update AppliedFeb 13, 2024
License IssuedAug 27, 2016
Vanity Callsign GrantedAug 27, 2016
Internal Correction AppliedAug 9, 2016
Internal Correction AppliedAug 9, 2016
License RenewedJan 5, 2007
Tax ID (TIN) AddedJan 3, 2007

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Sell, Joseph EFiled Sep 9, 2016
DismissedFCC ↗
Johnson, DarrenFiled Aug 9, 2016
Not awardedFCC ↗
Fremont Area Radio Transmitting SocietyFiled Oct 22, 2012
DismissedFCC ↗
GREGORY, RICHARD DFiled Aug 22, 2000

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K0SY K0TA →

FCC data as of Sep 3, 2026

Not awardedFCC ↗

MOUNTAIN TOP ASSOCIATES OF COLORADOFiled Aug 22, 2000

Not awardedFCC ↗

SEVERSON, DAVID KFiled Jul 31, 2000

Not awardedFCC ↗

Vance, Charles EFiled Jul 31, 2000

Not awardedFCC ↗

K0SZ FCC Vanity Status: 7 Competing Applications & History