CIVIC SERVICES REGISTER

Nantucket County Sheriff Non-Emergency Number

The sheriff's non-emergency number for Nantucket County, Massachusetts, verified against the official source cited on this page and dated below.

If this is an emergency, dial 9-1-1. The line below is a non-emergency business line.

Agency as published: Nantucket County Sheriff's Office

Address as published: 20 South Water Street, PO Box 419, Nantucket, MA 02554

Official domain: https://www.nantucketcountysheriffoffice.com

Source class: First class — the agency's own page

Source: https://www.nantucketcountysheriffoffice.com/contact

Verified: 2026-08-23

Independent re-verification: CONFIRMED

Bordering jurisdictions

Border relationships are derived from the U.S. Census Bureau County Adjacency File and are structural, not harvested facts.