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KA4JCA

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderOSEAS, JEFFREY M

License ClassAdvanced

Min. Class RequiredTechnician

LocationSIMI VALLEY, CA

Grant DateOct 8, 2016

Expiration DateOct 8, 2026

Cancellation DateOct 20, 2023

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KA4JCA

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderOSEAS, JEFFREY M

License ClassAdvanced

Min. Class RequiredTechnician

LocationSIMI VALLEY, CA

Grant DateOct 8, 2016

Expiration DateOct 8, 2026

Cancellation DateOct 20, 2023

Available for ApplicationsOct 21, 2025

KA4JCA is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by OSEAS, JEFFREY M in SIMI VALLEY, CA. 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 BRANNEN, SALLY L on Sep 20, 2016. KA4JCA has 7 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 40 units(Moderate)

Voice Phonetics

Kilo Alpha Four Juliet Charlie Alpha

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 CanceledOct 20, 2023
License ModifiedJun 27, 2023
Administrative Update AppliedMay 31, 2023
License ModifiedMay 30, 2023
Vanity Callsign GrantedOct 8, 2016
License IssuedOct 8, 2016
License ExpiredNov 29, 2007

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

BRANNEN, SALLY LFiled Sep 20, 2016
Not awardedFCC ↗

Search external databases

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Explore nearby callsigns

← KA4JBU KA4JCB →

FCC data as of Sep 3, 2026

KA4JCA FCC Vanity Status: 1 Competing Application & History