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W1CSI

Active1x3District 1

Competitive callsign — 1 application filed with the FCC.

License HolderYATES, CHARLES A

License ClassTechnician

Min. Class RequiredGeneral

LocationBALDWIN PARK, CA

Grant DateApr 27, 2023

Expiration DateMay 24, 2033

W1CSI is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by YATES, CHARLES A in BALDWIN PARK, 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 Crump, James K on May 6, 2013. W1CSI has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 33 units(Moderate)

Voice Phonetics

Whiskey One Charlie Sierra India

Readability: 7/10(Good readability)

License History

License RenewedApr 27, 2023
License IssuedMay 24, 2013
Vanity Callsign GrantedMay 24, 2013
Internal Correction AppliedAug 31, 2006
Internal Correction AppliedAug 31, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Crump, James KFiled May 6, 2013
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

W1CSI FCC Vanity Status: 1 Competing Application & History