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KO4TTS

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderCotts, Christopher D

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationAlexandria, VA

Grant DateFeb 23, 2021

Expiration DateFeb 23, 2031

Cancellation DateMar 30, 2021

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KO4TTS

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderCotts, Christopher D

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationAlexandria, VA

Grant DateFeb 23, 2021

Expiration DateFeb 23, 2031

Cancellation DateMar 30, 2021

Available for ApplicationsMar 31, 2023

KO4TTS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Cotts, Christopher D in Alexandria, VA. 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 Cotts, Christopher D on Feb 1, 2021. KO4TTS has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Kilo Oscar Four Tango Tango Sierra

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 CanceledMar 30, 2021
License ModifiedMar 2, 2021
License IssuedFeb 23, 2021
Vanity Callsign GrantedFeb 23, 2021

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Cotts, Christopher DFiled Feb 1, 2021
Not awardedFCC ↗

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FCC data as of Jul 10, 2026

KO4TTS FCC Vanity Status: 1 Competing Application & History