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KN4YHH

Available2x3District 4

No competing applications on record.

License HolderMadrigal, Oscar

License ClassTechnician

Min. Class RequiredTechnician

LocationHialeah, FL

Grant DateSep 17, 2019

Expiration DateSep 17, 2029

Cancellation DateFeb 25, 2022

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KN4YHH

Available2x3District 4

No competing applications on record.

License HolderMadrigal, Oscar

License ClassTechnician

Min. Class RequiredTechnician

LocationHialeah, FL

Grant DateSep 17, 2019

Expiration DateSep 17, 2029

Cancellation DateFeb 25, 2022

Available for ApplicationsFeb 26, 2024

KN4YHH is a 2x3 format amateur radio callsign. It is currently registered to Madrigal, Oscar in Hialeah, 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: 36 units(Moderate)

Voice Phonetics

Kilo November Four Yankee Hotel Hotel

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 25, 2022
Administrative Update AppliedNov 8, 2019
System-Generated GrantSep 17, 2019
License IssuedSep 17, 2019

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 Sep 4, 2026

Is KN4YHH Available? FCC Vanity Status & Watchlist