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K9FJB

Active1x3District 9

Competitive callsign — 2 applications filed with the FCC.

License HolderZube, Ronald F

License ClassGeneral

Min. Class RequiredGeneral

LocationManitowoc, WI

Grant DateSep 30, 2025

Expiration DateNov 28, 2035

K9FJB is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Zube, Ronald F in Manitowoc, WI. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Sheffield, Clinton M on Jun 30, 2023. K9FJB has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 42 units(Heavy (slower to send))

Voice Phonetics

Kilo Nine Foxtrot Juliet Bravo

Readability: 7.5/10(High readability)

License History

License RenewedSep 30, 2025
License RenewedSep 30, 2015
License ModifiedMay 2, 2007
Tax ID (TIN) AddedOct 24, 2005
License RenewedOct 24, 2005

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Sheffield, Clinton MFiled Jun 30, 2023
Not awardedFCC ↗
Burgess, Olga MFiled Jun 22, 2022
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

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← K9FIZ K9FJC →

FCC data as of Jul 31, 2026

K9FJB FCC Vanity Status: 2 Competing Applications & History