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KO4NCO

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderLyons, Reese

License ClassTechnician

Min. Class RequiredTechnician

LocationBowling Green, KY

Grant DateFeb 24, 2021

Expiration DateFeb 24, 2031

Cancellation DateFeb 23, 2022

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KO4NCO

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderLyons, Reese

License ClassTechnician

Min. Class RequiredTechnician

LocationBowling Green, KY

Grant DateFeb 24, 2021

Expiration DateFeb 24, 2031

Cancellation DateFeb 23, 2022

Available for ApplicationsFeb 24, 2024

KO4NCO is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Lyons, Reese in Bowling Green, KY. 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 O'Donnell, Sean P on Sep 10, 2020. KO4NCO has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 44 units(Heavy (slower to send))

Voice Phonetics

Kilo Oscar Four November Charlie Oscar

Readability: 7/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License CanceledFeb 23, 2022
System-Generated GrantFeb 24, 2021
License IssuedFeb 24, 2021

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

O'Donnell, Sean PFiled Sep 10, 2020
Not awardedFCC ↗

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← KO4NCN KO4NCP →

FCC data as of Sep 4, 2026

KO4NCO FCC Vanity Status: 1 Competing Application & History