Town Hall Address 320 Main St Sandown, NH 03873 United States- Rockingham County Website http://www.sandown.us/Pages/index Town Clerk (603) 887-4870 http://sandown.us/Pages/SandownNH_ClerkCollector/index Mon 8 A.M. - 7 P.M. (closed noon - 1 P.M.); Tue, Wed & Thu 8 A.M. - 4 P.M. Closed Fri P.O. Box 583 Sandown, NH 03873 United States Tax Collector (603) 887-4870 Mon 8 A.M. - 7 P.M. (closed noon - 1 P.M.); Tue, Wed & Thu 8 A.M. - 4 P.M. Closed Fri P.O. Box 583 Sandown, NH 03873 United States Assessor (603) 887-8392 https://www.axisgis.com/sandownnh/ townofsandown@sandown.us Wednesday: 8:00am to 3:00pm P.O. Box 1756 Sandown, NH 03873 United States Building (603) 867-6085 P.O. Box 1756 Sandown, 03873 United States Zoning (603) 887-3646 P.O. Box 1756 Sandown, NH 03873 United States Fire District (603) 887-4806 P.O. Box 1756 Sandown, NH 03873 United States Town Hall Hours Mon 8 A.M. - 7 P.M. (closed noon - 1 P.M.); Tue, Wed & Thu 8 A.M. - 4 P.M. Closed Fri County Rockingham