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KB4BLK

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderBRANNEN, WILLIAM M

License ClassNovice

Min. Class RequiredTechnician

LocationJACKSONVILLE, FL

Grant DateOct 17, 2006

Expiration DateDec 10, 2016

Cancellation DateDec 11, 2018

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KB4BLK

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderBRANNEN, WILLIAM M

License ClassNovice

Min. Class RequiredTechnician

LocationJACKSONVILLE, FL

Grant DateOct 17, 2006

Expiration DateDec 10, 2016

Cancellation DateDec 11, 2018

Available for ApplicationsDec 11, 2018

KB4BLK is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by BRANNEN, WILLIAM M in JACKSONVILLE, FL. 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 Lerch, Brandon L on May 8, 2024. KB4BLK has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 39 units(Moderate)

Voice Phonetics

Kilo Bravo Four Bravo Lima Kilo

Readability: 7.5/10(High readability)

This callsign is available now

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

License History

License ExpiredDec 11, 2018
Tax ID (TIN) AddedOct 17, 2006
License RenewedOct 17, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Lerch, Brandon LFiled May 8, 2024
Not awardedFCC ↗

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FCC data as of Jul 9, 2026

KB4BLK FCC Vanity Status: 1 Competing Application & History