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KO6MBH

Cancelled2x3District 6

No competing applications on record.

License HolderCastillo, Gabriel

License ClassGeneral

Min. Class RequiredTechnician

LocationCarmichael, CA

Grant DateJan 22, 2026

Cancellation DateMar 3, 2026

Available for ApplicationsMar 4, 2028

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KO6MBH

Cancelled2x3District 6

No competing applications on record.

License HolderCastillo, Gabriel

License ClassGeneral

Min. Class RequiredTechnician

LocationCarmichael, CA

Grant DateJan 22, 2026

Cancellation DateMar 3, 2026

Available for ApplicationsMar 4, 2028

KO6MBH is a 2x3 format amateur radio callsign. It is currently registered to Castillo, Gabriel in Carmichael, 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: 39 units(Moderate)

Voice Phonetics

Kilo Oscar Six Mike Bravo Hotel

Readability: 8/10(High readability)

Available Mar 4, 2028 (547 days remaining)

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

License History

License CanceledMar 3, 2026
License ModifiedFeb 10, 2026
System-Generated GrantJan 22, 2026
License IssuedJan 22, 2026

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.

Search external databases

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FCC data as of Sep 3, 2026

Is KO6MBH Available? FCC Vanity Status & Watchlist