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KB4YUJ

Available2x3District 4

No competing applications on record.

License HolderSHOCKLEY, CHARLES S

License ClassTechnician

Min. Class RequiredTechnician

LocationCOSTA MESA, CA

Grant DateOct 6, 1987

Expiration DateOct 6, 1997

Cancellation DateOct 7, 1999

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KB4YUJ

Available2x3District 4

No competing applications on record.

License HolderSHOCKLEY, CHARLES S

License ClassTechnician

Min. Class RequiredTechnician

LocationCOSTA MESA, CA

Grant DateOct 6, 1987

Expiration DateOct 6, 1997

Cancellation DateOct 7, 1999

Available for ApplicationsOct 7, 1999

KB4YUJ is a 2x3 format amateur radio callsign. It is currently registered to SHOCKLEY, CHARLES S in COSTA 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: 45 units(Heavy (slower to send))

Voice Phonetics

Kilo Bravo Four Yankee Uniform Juliet

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 ExpiredOct 7, 1999

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 Jul 30, 2026

Is KB4YUJ Available? FCC Vanity Status & Watchlist