Town Hall Address 1 Central Square Plainville, CT 06062 United States- Hartford County Website http://www.plainvillect.com Town Clerk 860-793-0221 United States Tax Collector 860-793-0221 United States Assessor 860-793-0221 http://plainville.mapxpress.net/portal.asp United States Building 860-793-0221 United States Zoning 860-793-0221 United States Water 860-747-8000 United States Probate Court Region #19 (PD-19) Tax Adjustment Uniform Fiscal Year- July, January Indices General Index > real property > town taxes > sewer assessment > sewer use > water use Town Hall Hours Monday to Wednesday – 8:00 to 4:00, Thursday – 8:00 to 7:00, Friday – 8:00 to 12:00 Water Source Valley Water Systems Sewer Source Tax Collector County Hartford