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KC4YCB

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderBrown, Matthew O

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationBessemer, AL

Grant DateJan 24, 2020

Expiration DateApr 6, 2030

KC4YCB is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Brown, Matthew O in Bessemer, AL. 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 Brown, Matthew O on Mar 17, 2010. KC4YCB has 7 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 46 units(Heavy (slower to send))

Voice Phonetics

Kilo Charlie Four Yankee Charlie Bravo

Readability: 7.5/10(High readability)

License History

License ModifiedMar 4, 2025
License ModifiedMar 19, 2024
License RenewedJan 24, 2020
Administrative Update AppliedApr 15, 2014
Vanity Callsign GrantedApr 6, 2010
License IssuedApr 6, 2010
License ExpiredMar 27, 2003

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Brown, Matthew OFiled Mar 17, 2010
Not awardedFCC ↗

Search external databases

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Explore nearby callsigns

← KC4YCA KC4YCC →

FCC data as of Jul 29, 2026

KC4YCB FCC Vanity Status: 1 Competing Application & History