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KB4CJZ

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderDE MARS, FRANK J

License ClassGeneral

Min. Class RequiredTechnician

LocationFORT LAUDERDALE, FL

Grant DateApr 17, 1995

Expiration DateApr 17, 2005

Cancellation DateDec 8, 2000

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KB4CJZ

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderDE MARS, FRANK J

License ClassGeneral

Min. Class RequiredTechnician

LocationFORT LAUDERDALE, FL

Grant DateApr 17, 1995

Expiration DateApr 17, 2005

Cancellation DateDec 8, 2000

Available for ApplicationsDec 9, 2002

KB4CJZ is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by DE MARS, FRANK J in FORT LAUDERDALE, 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 Robinson, Matthew W on Oct 24, 2024. KB4CJZ has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

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

Voice Phonetics

Kilo Bravo Four Charlie Juliet Zulu

Readability: 7/10(Good readability)

This callsign is available now

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

License History

Internal Correction AppliedDec 20, 2000
Internal Correction AppliedDec 20, 2000
License ModifiedMay 24, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Robinson, Matthew WFiled Oct 24, 2024
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 3, 2026

KB4CJZ FCC Vanity Status: 1 Competing Application & History