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KC5TZO

Expired2x3District 5

No competing applications on record.

License HolderRyskoski, Johnathan P

License ClassTechnician

Min. Class RequiredTechnician

LocationMadison, WI

Grant DateMay 26, 2016

Expiration DateMay 26, 2026

Available for ApplicationsMay 27, 2028

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KC5TZO

Expired2x3District 5

No competing applications on record.

License HolderRyskoski, Johnathan P

License ClassTechnician

Min. Class RequiredTechnician

LocationMadison, WI

Grant DateMay 26, 2016

Expiration DateMay 26, 2026

Available for ApplicationsMay 27, 2028

KC5TZO is a 2x3 format amateur radio callsign. It is currently registered to Ryskoski, Johnathan P in Madison, WI. 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: 40 units(Moderate)

Voice Phonetics

Kilo Charlie Five Tango Zulu Oscar

Readability: 7.5/10(High readability)

Available May 27, 2028 (630 days remaining)

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

License History

License RenewedMay 26, 2016
FRN Association Letter SentApr 20, 2006
License RenewedApr 19, 2006

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

QRZ ↗HamQTH ↗

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← KC5TZN KC5TZP →

FCC data as of Sep 4, 2026

Is KC5TZO Available? FCC Vanity Status & Watchlist