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KD4SWI

Available2x3District 4

No competing applications on record.

License HolderJOHNSON, RALPH B

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationHUNTSVILLE, AL

Grant DateOct 2, 2002

Expiration DateSep 15, 2012

Cancellation DateSep 16, 2014

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KD4SWI

Available2x3District 4

No competing applications on record.

License HolderJOHNSON, RALPH B

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationHUNTSVILLE, AL

Grant DateOct 2, 2002

Expiration DateSep 15, 2012

Cancellation DateSep 16, 2014

Available for ApplicationsSep 16, 2014

KD4SWI is a 2x3 format amateur radio callsign. It is currently registered to JOHNSON, RALPH B in HUNTSVILLE, AL. 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: 31 units(Moderate)

Voice Phonetics

Kilo Delta Four Sierra Whiskey India

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 ExpiredSep 16, 2014
Tax ID (TIN) AddedOct 2, 2002
License RenewedOct 2, 2002

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 3, 2026

Is KD4SWI Available? FCC Vanity Status & Watchlist