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KN4DUY

Available2x3District 4

No competing applications on record.

License HolderOlsen, William S

License ClassTechnician

Min. Class RequiredTechnician

LocationHickory, NC

Grant DateJun 9, 2017

Expiration DateJun 9, 2027

Cancellation DateJul 15, 2017

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KN4DUY

Available2x3District 4

No competing applications on record.

License HolderOlsen, William S

License ClassTechnician

Min. Class RequiredTechnician

LocationHickory, NC

Grant DateJun 9, 2017

Expiration DateJun 9, 2027

Cancellation DateJul 15, 2017

Available for ApplicationsJul 16, 2019

KN4DUY is a 2x3 format amateur radio callsign. It is currently registered to Olsen, William S in Hickory, NC. 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: 38 units(Moderate)

Voice Phonetics

Kilo November Four Delta Uniform Yankee

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 CanceledJul 15, 2017
Administrative Update AppliedJun 21, 2017
System-Generated GrantJun 9, 2017
License IssuedJun 9, 2017

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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FCC data as of Sep 4, 2026

Is KN4DUY Available? FCC Vanity Status & Watchlist