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KD4RBB

Available2x3District 4

No competing applications on record.

License HolderMastrogiacomo, Mark

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationSewell, NJ

Grant DateMay 31, 2012

Expiration DateJul 21, 2022

Cancellation DateJul 23, 2024

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KD4RBB

Available2x3District 4

No competing applications on record.

License HolderMastrogiacomo, Mark

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationSewell, NJ

Grant DateMay 31, 2012

Expiration DateJul 21, 2022

Cancellation DateJul 23, 2024

Available for ApplicationsJul 22, 2024

KD4RBB is a 2x3 format amateur radio callsign. It is currently registered to Mastrogiacomo, Mark in Sewell, NJ. 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: 36 units(Moderate)

Voice Phonetics

Kilo Delta Four Romeo Bravo Bravo

Readability: 7/10(Good readability)

This callsign is available now

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

License History

License ExpiredJul 23, 2024
License RenewedMay 31, 2012
Tax ID (TIN) AddedApr 24, 2002
License RenewedApr 24, 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 4, 2026

Is KD4RBB Available? FCC Vanity Status & Watchlist