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KK4PIO

Available2x3District 4

No competing applications on record.

License HolderBILBAO, MARCOS J

License ClassTechnician

Min. Class RequiredTechnician

LocationMATTHEWS, NC

Grant DateMar 11, 2013

Expiration DateMar 11, 2023

Cancellation DateMar 29, 2013

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KK4PIO

Available2x3District 4

No competing applications on record.

License HolderBILBAO, MARCOS J

License ClassTechnician

Min. Class RequiredTechnician

LocationMATTHEWS, NC

Grant DateMar 11, 2013

Expiration DateMar 11, 2023

Cancellation DateMar 29, 2013

Available for ApplicationsMar 30, 2015

KK4PIO is a 2x3 format amateur radio callsign. It is currently registered to BILBAO, MARCOS J in MATTHEWS, NC. 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 Kilo Four Papa India Oscar

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 CanceledMar 29, 2013
System-Generated GrantMar 11, 2013
License IssuedMar 11, 2013

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 Jul 31, 2026

Is KK4PIO Available? FCC Vanity Status & Watchlist