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KB4EFR

Available2x3District 4

No competing applications on record.

License HolderMALONE JR, JEROME J

License ClassNovice

Min. Class RequiredTechnician

LocationPUEBLO, CO

Grant DateFeb 23, 1988

Expiration DateFeb 23, 1998

Cancellation DateFeb 24, 2000

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KB4EFR

Available2x3District 4

No competing applications on record.

License HolderMALONE JR, JEROME J

License ClassNovice

Min. Class RequiredTechnician

LocationPUEBLO, CO

Grant DateFeb 23, 1988

Expiration DateFeb 23, 1998

Cancellation DateFeb 24, 2000

Available for ApplicationsFeb 24, 2000

KB4EFR is a 2x3 format amateur radio callsign. It is currently registered to MALONE JR, JEROME J in PUEBLO, CO. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Kilo Bravo Four Echo Foxtrot Romeo

Readability: 7/10(Good readability)

This callsign is available now

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

License History

License ExpiredFeb 24, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications on record. Verify on the FCC ULS application search before filing.

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FCC data as of Sep 3, 2026

Is KB4EFR Available? FCC Vanity Status & Watchlist