Town Hall Address 2200 E. Main Street Portsmouth, RI 02871 United States- Newport County Website https://www.portsmouthri.com/ Town Clerk 401-683-2101 United States Tax Collector 401-683-1214 United States Assessor 401-683-1536 United States Building 401-683-3611 United States Zoning 401-683-3717 United States Town Hall Hours Mon-Wed: 8:30 to 4:00, Thurs: 8:30 to 6:30, Fri: 8:30 to 2:30 County Newport