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KF4IOI

Available2x3District 4

No competing applications on record.

License HolderCARRINZA, FERNANDO E

License ClassTechnician

Min. Class RequiredTechnician

LocationBELLFLOWER, CA

Grant DateDec 28, 2006

Expiration DateDec 28, 2016

Cancellation DateDec 29, 2018

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KF4IOI

Available2x3District 4

No competing applications on record.

License HolderCARRINZA, FERNANDO E

License ClassTechnician

Min. Class RequiredTechnician

LocationBELLFLOWER, CA

Grant DateDec 28, 2006

Expiration DateDec 28, 2016

Cancellation DateDec 29, 2018

Available for ApplicationsDec 29, 2018

KF4IOI is a 2x3 format amateur radio callsign. It is currently registered to CARRINZA, FERNANDO E in BELLFLOWER, 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: 33 units(Moderate)

Voice Phonetics

Kilo Foxtrot Four India Oscar India

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 ExpiredDec 29, 2018
License RenewedDec 28, 2006
Administrative Update AppliedFeb 23, 2004

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 KF4IOI Available? FCC Vanity Status & Watchlist