Town Hall Address 152 Elm Street Stonington, CT 06378 United States- New London County Website http://www.stonington-ct.gov Town Clerk 860-535-5060 https://connecticut-townclerks-records.com/User/Login.aspx?ReturnURL=/index.aspx United States Tax Collector 860-535-5080 United States Assessor 860-535-5098 http://gis.stonington-ct.gov/ags_map/default.htm United States Building 860-535-5075 United States Zoning 860-535-5095 United States Water 401-348-2559 United States Sewer 860-535-5065 United States Probate Court Southeastern CT Regional (PD-30) Tax Adjustment Uniform Fiscal Year- July, January Indices General Index > real property > town taxes > sewer assessment > sewer use > fire district taxes Town Hall Hours Monday to Friday – 8:30 to 4:00 Fire District Latimer’s Point , Lord’s Point , Mason’s Island , Mystic , Old Mystic , Pawcatuck , Quiambaug , Stonington , Wamphassuc Point , Wequetequock Borough - Telephone numbers through Tax Collector Water Source Stonington and Mystic – Aquarion, Water – Pawcatuck – Westerly, RI Sewer Source WPCA County New London