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KN4MKN

Available2x3District 4

No competing applications on record.

License HolderDuggan, Thomas J

License ClassTechnician

Min. Class RequiredTechnician

LocationRohnert Park, CA

Grant DateMay 18, 2018

Expiration DateMay 18, 2028

Cancellation DateFeb 26, 2019

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KN4MKN

Available2x3District 4

No competing applications on record.

License HolderDuggan, Thomas J

License ClassTechnician

Min. Class RequiredTechnician

LocationRohnert Park, CA

Grant DateMay 18, 2018

Expiration DateMay 18, 2028

Cancellation DateFeb 26, 2019

Available for ApplicationsFeb 27, 2021

KN4MKN is a 2x3 format amateur radio callsign. It is currently registered to Duggan, Thomas J in Rohnert Park, CA. 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 November Four Mike Kilo November

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 26, 2019
Administrative Update AppliedFeb 5, 2019
System-Generated GrantMay 18, 2018
License IssuedMay 18, 2018

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 KN4MKN Available? FCC Vanity Status & Watchlist