Town Hall Address 1 Washington St Hempstead, NY 11550 United States- Nassau County Website https://hempsteadny.gov/ County Clerk Maureen O'Connell 516-571-2660 Monday: 9am-5pm Tuesday: 9am-7pm Wednesday: 9am-5pm Thursday: 9am-5pm Friday: 9am-5pm 240 Old County Road Mineola, NY 11501 United States Town Clerk 516-489-5000 3046 Monday, Tuesday, Wednesday & Friday - 8 AM to 4:45 PM Thursday - 8 AM to 7 PM 1 Washington St Hempstead, NY 11550 United States Tax Collector 516-538-1500 receiver@tohmail.org 200 N Franklin St Hempstead, NY 11550 United States Fire District 516-486-0311 75 Clinton St Hempstead, NY 11550 United States Water 516-794-8300 1995 Prospect Avenue East Meadow, NY 11554 United States County Nassau