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KB3ZVO

Available2x3District 3

No competing applications on record.

License HolderGraefe, Jonathan M

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationAnnapolis, MD

Grant DateJan 24, 2013

Expiration DateJan 24, 2023

Cancellation DateNov 13, 2015

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KB3ZVO

Available2x3District 3

No competing applications on record.

License HolderGraefe, Jonathan M

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationAnnapolis, MD

Grant DateJan 24, 2013

Expiration DateJan 24, 2023

Cancellation DateNov 13, 2015

Available for ApplicationsNov 14, 2017

KB3ZVO is a 2x3 format amateur radio callsign. It is currently registered to Graefe, Jonathan M in Annapolis, MD. 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 Three Zulu Victor Oscar

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 CanceledNov 13, 2015
Administrative Update AppliedOct 28, 2015
License ModifiedDec 17, 2013
License ModifiedMay 13, 2013
System-Generated GrantJan 24, 2013
License IssuedJan 24, 2013

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 KB3ZVO Available? FCC Vanity Status & Watchlist