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KO4FZS

Available2x3District 4

No competing applications on record.

License HolderAdesso, Patrick W

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationTampa, FL

Grant DateAug 7, 2020

Expiration DateAug 7, 2030

Cancellation DateJan 28, 2023

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KO4FZS

Available2x3District 4

No competing applications on record.

License HolderAdesso, Patrick W

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationTampa, FL

Grant DateAug 7, 2020

Expiration DateAug 7, 2030

Cancellation DateJan 28, 2023

Available for ApplicationsJan 29, 2025

KO4FZS is a 2x3 format amateur radio callsign. It is currently registered to Adesso, Patrick W in Tampa, 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 Foxtrot Zulu 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 CanceledJan 28, 2023
License ModifiedJan 9, 2023
License ModifiedOct 21, 2020
System-Generated GrantAug 7, 2020
License IssuedAug 7, 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.

Search external databases

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← KO4FZR KO4FZT →

FCC data as of Sep 4, 2026

Is KO4FZS Available? FCC Vanity Status & Watchlist