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K0COQ

Active1x3District 0

Competitive callsign — 1 application filed with the FCC.

License HolderEsmay, John R

License ClassGeneral

Min. Class RequiredGeneral

LocationDenver, CO

Grant DateFeb 20, 2026

Expiration DateFeb 20, 2036

K0COQ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Esmay, John R in Denver, 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 Esmay, John R on Sep 9, 2015. K0COQ has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 49 units(Heavy (slower to send))

Voice Phonetics

Kilo Zero Charlie Oscar Quebec

Readability: 7.5/10(High readability)

License History

License RenewedFeb 20, 2026
Administrative Update AppliedNov 14, 2020
License IssuedSep 29, 2015
Vanity Callsign GrantedSep 29, 2015

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Esmay, John RFiled Sep 9, 2015
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

K0COQ FCC Vanity Status: 1 Competing Application & History