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K0SEM

Active1x3District 0

Competitive callsign — 3 applications filed with the FCC.

License HolderMay, Martin

License ClassGeneral

Min. Class RequiredGeneral

LocationEDGEWATER, CO

Grant DateApr 2, 2024

Expiration DateApr 2, 2034

K0SEM is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by May, Martin in EDGEWATER, CO. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by May, Martin on Mar 13, 2024. K0SEM has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Kilo Zero Sierra Echo Mike

Readability: 7.5/10(High readability)

License History

License ModifiedApr 9, 2024
License IssuedApr 2, 2024
Vanity Callsign GrantedApr 2, 2024
License ExpiredNov 10, 2010

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

May, MartinFiled Mar 13, 2024
Not awardedFCC ↗
River Hills ARCFiled Apr 26, 2022
Not awardedFCC ↗
Sandwich Emergency Management ClubFiled Sep 19, 2011
Not awardedFCC ↗

Search external databases

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← K0SEK K0SEP →

FCC data as of Sep 3, 2026

K0SEM FCC Vanity Status: 3 Competing Applications & History