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N1SIW

Available1x3District 1

No competing applications on record.

License HolderNEFF, CHRISTOPHER H

License ClassTechnician

Min. Class RequiredGeneral

LocationNORTH ANDOVER, MA

Grant DateJul 13, 1994

Expiration DateJul 13, 2004

Cancellation DateJul 14, 2006

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N1SIW

Available1x3District 1

No competing applications on record.

License HolderNEFF, CHRISTOPHER H

License ClassTechnician

Min. Class RequiredGeneral

LocationNORTH ANDOVER, MA

Grant DateJul 13, 1994

Expiration DateJul 13, 2004

Cancellation DateJul 14, 2006

Available for ApplicationsJul 14, 2006

N1SIW is a 1x3 format amateur radio callsign. It is currently registered to NEFF, CHRISTOPHER H in NORTH ANDOVER, MA. 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: 29 units(Light (fast to send))

Voice Phonetics

November One Sierra India Whiskey

Readability: 6.5/10(Good readability)

This callsign is available now

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

License History

License ExpiredJul 14, 2006

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 4, 2026

Is N1SIW Available? FCC Vanity Status & Watchlist