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KF6FIO

Expired2x3District 6

Competitive callsign — 1 application filed with the FCC.

License HolderO LEARY, FRANCIS I

License ClassTechnician

Min. Class RequiredTechnician

LocationWALNUT CREEK, CA

Grant DateJan 8, 2016

Expiration DateJan 8, 2026

Available for ApplicationsJan 9, 2028

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KF6FIO

Expired2x3District 6

Competitive callsign — 1 application filed with the FCC.

License HolderO LEARY, FRANCIS I

License ClassTechnician

Min. Class RequiredTechnician

LocationWALNUT CREEK, CA

Grant DateJan 8, 2016

Expiration DateJan 8, 2026

Available for ApplicationsJan 9, 2028

KF6FIO is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by O LEARY, FRANCIS I in WALNUT CREEK, CA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by O LEARY, FRANCIS I on Dec 21, 2015. KF6FIO has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- ..-. -.... ..-. .. ---

CW Weight: 37 units(Moderate)

Voice Phonetics

Kilo Foxtrot Six Foxtrot India Oscar

Readability: 7/10(Good readability)

Available Jan 9, 2028 (493 days remaining)

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

License History

License IssuedJan 8, 2016
Vanity Callsign GrantedJan 8, 2016
License ExpiredJul 29, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

O LEARY, FRANCIS IFiled Dec 21, 2015
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

KF6FIO FCC Vanity Status: 1 Competing Application & History