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KT6XX

Expired2x2District 6

Competitive callsign — 4 applications filed with the FCC.

License HolderSCHWARTZ, DONALD L

License ClassAdvanced

Min. Class RequiredGeneral

LocationAlvaton, KY

Grant DateSep 16, 2014

Expiration DateNov 2, 2024

Available for ApplicationsNov 3, 2026

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KT6XX

Expired2x2District 6

Competitive callsign — 4 applications filed with the FCC.

License HolderSCHWARTZ, DONALD L

License ClassAdvanced

Min. Class RequiredGeneral

LocationAlvaton, KY

Grant DateSep 16, 2014

Expiration DateNov 2, 2024

Available for ApplicationsNov 3, 2026

KT6XX is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by SCHWARTZ, DONALD L in Alvaton, KY. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Kasten, Christopher B on Oct 15, 2004. KT6XX has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 33 units(Moderate)

Voice Phonetics

Kilo Tango Six X-ray X-ray

Readability: 8/10(High readability)

Available Nov 3, 2026 (51 days remaining)

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

License History

License RenewedSep 16, 2014
Administrative Update AppliedMay 18, 2013
License IssuedNov 2, 2004
Vanity Callsign GrantedNov 2, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Kasten, Christopher BFiled Oct 15, 2004
Not awardedFCC ↗
SCHWARTZ, DONALD LFiled Oct 15, 2004
Not awardedFCC ↗
ADAMSON, ADRIAN MFiled May 23, 2000
DismissedFCC ↗
PETSCHONEK, RAYMOND WFiled May 23, 2000

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KT6WT KT6YL →

FCC data as of Sep 12, 2026

Dismissed

FCC ↗

KT6XX FCC Vanity Status: 4 Competing Applications & History