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WB4DOY

Available2x3District 4

No competing applications on record.

License HolderZyphur, Jack M

License ClassTechnician

Min. Class RequiredTechnician

LocationLa Mesa, CA

Grant DateAug 29, 1989

Expiration DateAug 29, 1999

Cancellation DateAug 30, 2001

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WB4DOY

Available2x3District 4

No competing applications on record.

License HolderZyphur, Jack M

License ClassTechnician

Min. Class RequiredTechnician

LocationLa Mesa, CA

Grant DateAug 29, 1989

Expiration DateAug 29, 1999

Cancellation DateAug 30, 2001

Available for ApplicationsAug 30, 2001

WB4DOY is a 2x3 format amateur radio callsign. It is currently registered to Zyphur, Jack M in La Mesa, 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: 44 units(Heavy (slower to send))

Voice Phonetics

Whiskey Bravo Four Delta Oscar Yankee

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 ExpiredAug 30, 2001

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 WB4DOY Available? FCC Vanity Status & Watchlist