Home/Search/KO4UHS

KO4UHS

Available2x3District 4

No competing applications on record.

License HolderHayden Sr, Keith R

License ClassTechnician

Min. Class RequiredTechnician

LocationLake Placid, FL

Grant DateOct 26, 2021

Expiration DateOct 26, 2031

Cancellation DateFeb 25, 2022

CallsignFinder

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/KO4UHS

← Back to results

KO4UHS

Available2x3District 4

No competing applications on record.

License HolderHayden Sr, Keith R

License ClassTechnician

Min. Class RequiredTechnician

LocationLake Placid, FL

Grant DateOct 26, 2021

Expiration DateOct 26, 2031

Cancellation DateFeb 25, 2022

Available for ApplicationsFeb 26, 2024

KO4UHS is a 2x3 format amateur radio callsign. It is currently registered to Hayden Sr, Keith R in Lake Placid, 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: 35 units(Moderate)

Voice Phonetics

Kilo Oscar Four Uniform Hotel Sierra

Readability: 6.5/10(Good readability)

This callsign is available now

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

License History

License CanceledFeb 25, 2022
System-Generated GrantOct 26, 2021
License IssuedOct 26, 2021

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

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KO4UHR KO4UHT →

FCC data as of Jul 10, 2026

Is KO4UHS Available? FCC Vanity Status & Watchlist