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KG4KJB

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderJAVARES CASTRO, JUZ M

License ClassGeneral

Min. Class RequiredTechnician

LocationSAN LORENZO, PR

Grant DateNov 8, 2000

Expiration DateNov 8, 2010

Cancellation DateNov 9, 2012

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KG4KJB

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderJAVARES CASTRO, JUZ M

License ClassGeneral

Min. Class RequiredTechnician

LocationSAN LORENZO, PR

Grant DateNov 8, 2000

Expiration DateNov 8, 2010

Cancellation DateNov 9, 2012

Available for ApplicationsNov 9, 2012

KG4KJB is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by JAVARES CASTRO, JUZ M in SAN LORENZO, PR. 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 Bascas, Franscisco J on Mar 17, 2023. KG4KJB has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 44 units(Heavy (slower to send))

Voice Phonetics

Kilo Golf Four Kilo Juliet Bravo

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 ExpiredNov 9, 2012
License IssuedNov 8, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Bascas, Franscisco JFiled Mar 17, 2023
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

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← KG4KJA KG4KJC →

FCC data as of Sep 4, 2026

KG4KJB FCC Vanity Status: 1 Competing Application & History