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KK4USS

Available2x3Zone 4

License HolderZadarnowski, Kezysztof

License ClassTechnician

Min. Class RequiredTechnician

Grant DateOct 30, 2013

Expiration DateMar 5, 2024

Cancellation DateMar 6, 2026

Available for ApplicationsMar 6, 2026

This callsign is available now

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

License History

License ExpiredMar 6, 2026
System-Generated GrantOct 30, 2013
License IssuedOct 30, 2013

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications detected. Monitor the FCC ULS application search to verify before filing.

Explore nearby callsigns

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FCC data as of Jun 12, 2026 — may be delayed

KK4USS — CallsignFinder.com