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KD4NAU

Available2x3District 4

No competing applications on record.

License HolderHEARN, WILLIAM W

License ClassTechnician

Min. Class RequiredTechnician

LocationWATERTOWN, TN

Grant DateApr 14, 1992

Expiration DateApr 14, 2002

Cancellation DateApr 15, 2004

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KD4NAU

Available2x3District 4

No competing applications on record.

License HolderHEARN, WILLIAM W

License ClassTechnician

Min. Class RequiredTechnician

LocationWATERTOWN, TN

Grant DateApr 14, 1992

Expiration DateApr 14, 2002

Cancellation DateApr 15, 2004

Available for ApplicationsApr 15, 2004

KD4NAU is a 2x3 format amateur radio callsign. It is currently registered to HEARN, WILLIAM W in WATERTOWN, TN. 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: 32 units(Moderate)

Voice Phonetics

Kilo Delta Four November Alpha Uniform

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 15, 2004

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 4, 2026

Is KD4NAU Available? FCC Vanity Status & Watchlist