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KO4EFY

Available2x3District 4

No competing applications on record.

License HolderSeyna, David D

License ClassGeneral

Min. Class RequiredTechnician

LocationLake Worth, FL

Grant DateJun 12, 2020

Expiration DateJun 12, 2030

Cancellation DateJul 10, 2020

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KO4EFY

Available2x3District 4

No competing applications on record.

License HolderSeyna, David D

License ClassGeneral

Min. Class RequiredTechnician

LocationLake Worth, FL

Grant DateJun 12, 2020

Expiration DateJun 12, 2030

Cancellation DateJul 10, 2020

Available for ApplicationsJul 11, 2022

KO4EFY is a 2x3 format amateur radio callsign. It is currently registered to Seyna, David D in Lake Worth, FL. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.

CW & Voice Analysis

Morse Code

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

CW Weight: 40 units(Moderate)

Voice Phonetics

Kilo Oscar Four Echo Foxtrot Yankee

Readability: 7.5/10(High readability)

This callsign is available now

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

License History

License CanceledJul 10, 2020
License ModifiedJun 30, 2020
System-Generated GrantJun 12, 2020
License IssuedJun 12, 2020

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications on record. Verify on the FCC ULS application search before filing.

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FCC data as of Jul 14, 2026

Is KO4EFY Available? FCC Vanity Status & Watchlist