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KK4OCO

Available2x3District 4

No competing applications on record.

License HolderDIEMER, JEROME E

License ClassTechnician

Min. Class RequiredTechnician

LocationLAGUNA HILLS, CA

Grant DateFeb 1, 2013

Expiration DateFeb 1, 2023

Cancellation DateFeb 4, 2025

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KK4OCO

Available2x3District 4

No competing applications on record.

License HolderDIEMER, JEROME E

License ClassTechnician

Min. Class RequiredTechnician

LocationLAGUNA HILLS, CA

Grant DateFeb 1, 2013

Expiration DateFeb 1, 2023

Cancellation DateFeb 4, 2025

Available for ApplicationsFeb 2, 2025

KK4OCO is a 2x3 format amateur radio callsign. It is currently registered to DIEMER, JEROME E in LAGUNA HILLS, 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: 47 units(Heavy (slower to send))

Voice Phonetics

Kilo Kilo Four Oscar Charlie 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 ExpiredFeb 4, 2025
System-Generated GrantFeb 1, 2013
License IssuedFeb 1, 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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Explore nearby callsigns

← KK4OCN KK4OCP →

FCC data as of Jul 31, 2026

Is KK4OCO Available? FCC Vanity Status & Watchlist