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KJ4DUW

Available2x3District 4

No competing applications on record.

License HolderFristad, Arvid C

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationLeesburg, VA

Grant DateApr 29, 2008

Expiration DateApr 29, 2018

Cancellation DateApr 30, 2020

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KJ4DUW

Available2x3District 4

No competing applications on record.

License HolderFristad, Arvid C

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationLeesburg, VA

Grant DateApr 29, 2008

Expiration DateApr 29, 2018

Cancellation DateApr 30, 2020

Available for ApplicationsApr 30, 2020

KJ4DUW is a 2x3 format amateur radio callsign. It is currently registered to Fristad, Arvid C in Leesburg, VA. 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: 41 units(Heavy (slower to send))

Voice Phonetics

Kilo Juliet Four Delta Uniform Whiskey

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 ExpiredApr 30, 2020
System-Generated GrantApr 29, 2008
License IssuedApr 29, 2008

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 12, 2026

Is KJ4DUW Available? FCC Vanity Status & Watchlist