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KN4MAB

Available2x3District 4

No competing applications on record.

License HolderSwiatlowski, Roger

License ClassTechnician

Min. Class RequiredTechnician

LocationFranklin, KY

Grant DateMay 4, 2018

Expiration DateMay 4, 2028

Cancellation DateJan 17, 2024

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KN4MAB

Available2x3District 4

No competing applications on record.

License HolderSwiatlowski, Roger

License ClassTechnician

Min. Class RequiredTechnician

LocationFranklin, KY

Grant DateMay 4, 2018

Expiration DateMay 4, 2028

Cancellation DateJan 17, 2024

Available for ApplicationsJan 18, 2026

KN4MAB is a 2x3 format amateur radio callsign. It is currently registered to Swiatlowski, Roger in Franklin, KY. 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: 34 units(Moderate)

Voice Phonetics

Kilo November Four Mike Alpha Bravo

Readability: 7.5/10(High readability)

This callsign is available now

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

License History

License CanceledJan 17, 2024
System-Generated GrantMay 4, 2018
License IssuedMay 4, 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 KN4MAB Available? FCC Vanity Status & Watchlist