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K0SWE

Active1x3District 0

Competitive callsign — 1 application filed with the FCC.

License HolderKeller, Christopher C

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationBroomfield, CO

Grant DateMay 10, 2019

Expiration DateMay 10, 2029

K0SWE is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Keller, Christopher C in Broomfield, CO. 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 Keller, Christopher C on Apr 22, 2019. K0SWE has 7 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 33 units(Moderate)

Voice Phonetics

Kilo Zero Sierra Whiskey Echo

Readability: 7/10(Good readability)

License History

Administrative Update AppliedJun 29, 2022
License ModifiedApr 27, 2020
License IssuedMay 10, 2019
Vanity Callsign GrantedMay 10, 2019
License ExpiredMar 8, 2019
License RenewedDec 19, 2006
Tax ID (TIN) AddedDec 19, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Keller, Christopher CFiled Apr 22, 2019
Not awardedFCC ↗

Search external databases

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Explore nearby callsigns

← K0SWC K0SWH →

FCC data as of Sep 4, 2026

K0SWE FCC Vanity Status: 1 Competing Application & History