Town Hall Address 45 South Main Street Wallingford, CT 06492 United States- New Haven County Website http://www.town.wallingford.ct.us Town Clerk 203-294-2145 United States Tax Collector 203-294-2135 United States Assessor 203-294-2001 United States Building 203-294-2005 United States Zoning 203-294-2090 Temp. Summer Hours: Mon-Weds 9:00-3:30 United States Water 203-949-2666 United States Sewer 203-949-2677 United States Probate Court Wallingford (PD-17) Tax Adjustment Assessment Year- July, January Indices General Index > real property > town taxes > electric use > sewer assessment > sewer use > water use Town Hall Hours Monday to Friday – 9:00 to 5:00 Recordings accepted until 4:45 Water Source WPCA Sewer Source WPCA County New Haven