Home/Search/KC4OSZ

KC4OSZ

Available2x3District 4

No competing applications on record.

License HolderCOWAN, KENNETH J

License ClassAdvanced

Min. Class RequiredTechnician

LocationSAINT PETERSBURG, FL

Grant DateJan 11, 2011

Expiration DateApr 9, 2021

Cancellation DateApr 11, 2023

CallsignFinder

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/KC4OSZ

← Back to results

KC4OSZ

Available2x3District 4

No competing applications on record.

License HolderCOWAN, KENNETH J

License ClassAdvanced

Min. Class RequiredTechnician

LocationSAINT PETERSBURG, FL

Grant DateJan 11, 2011

Expiration DateApr 9, 2021

Cancellation DateApr 11, 2023

Available for ApplicationsApr 10, 2023

KC4OSZ is a 2x3 format amateur radio callsign. It is currently registered to COWAN, KENNETH J in SAINT PETERSBURG, FL. 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: 42 units(Heavy (slower to send))

Voice Phonetics

Kilo Charlie Four Oscar Sierra Zulu

Readability: 7/10(Good readability)

This callsign is available now

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

License History

License ExpiredApr 11, 2023
License RenewedJan 11, 2011
Tax ID (TIN) AddedJan 10, 2001
License RenewedJan 10, 2001

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 ↗

Explore nearby callsigns

← KC4OSY KC4OTD →

FCC data as of Sep 15, 2026

Is KC4OSZ Available? FCC Vanity Status & Watchlist