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KA3OIS

Available2x3District 3

No competing applications on record.

License HolderHIENZ SR, JOHN

License ClassGeneral

Min. Class RequiredTechnician

LocationELLWOOD CITY, PA

Grant DateJul 22, 1996

Expiration DateJul 22, 2006

Cancellation DateJul 23, 2008

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KA3OIS

Available2x3District 3

No competing applications on record.

License HolderHIENZ SR, JOHN

License ClassGeneral

Min. Class RequiredTechnician

LocationELLWOOD CITY, PA

Grant DateJul 22, 1996

Expiration DateJul 22, 2006

Cancellation DateJul 23, 2008

Available for ApplicationsJul 23, 2008

KA3OIS is a 2x3 format amateur radio callsign. It is currently registered to HIENZ SR, JOHN in ELLWOOD CITY, PA. 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: 34 units(Moderate)

Voice Phonetics

Kilo Alpha Three Oscar India Sierra

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 ExpiredJul 23, 2008
License ModifiedMay 3, 2000

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 KA3OIS Available? FCC Vanity Status & Watchlist