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W1SIE

Expired1x3District 1

Competitive callsign — 1 application filed with the FCC.

License HolderCHIN, SING C

License ClassGeneral

Min. Class RequiredGeneral

LocationCHELMSFORD, MA

Grant DateSep 17, 2014

Expiration DateDec 7, 2024

Available for ApplicationsDec 8, 2026

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W1SIE

Expired1x3District 1

Competitive callsign — 1 application filed with the FCC.

License HolderCHIN, SING C

License ClassGeneral

Min. Class RequiredGeneral

LocationCHELMSFORD, MA

Grant DateSep 17, 2014

Expiration DateDec 7, 2024

Available for ApplicationsDec 8, 2026

W1SIE is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by CHIN, SING C in CHELMSFORD, MA. 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 LATOUR, MICHAEL R on Jun 21, 2004. W1SIE has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 26 units(Light (fast to send))

Voice Phonetics

Whiskey One Sierra India Echo

Readability: 7/10(Good readability)

Available Dec 8, 2026 (94 days remaining)

Requires General license or higher to apply for this callsign format (1x3).

License History

License RenewedSep 17, 2014
Tax ID (TIN) AddedSep 10, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

LATOUR, MICHAEL RFiled Jun 21, 2004
Not awardedFCC ↗

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FCC data as of Sep 4, 2026

W1SIE FCC Vanity Status: 1 Competing Application & History