Town Hall Address 389 Route 2 Preston, CT 06365 United States- New London County Website http://www.preston-ct.org Town Clerk 860-887-5581 Ext. 111 United States Tax Collector 860-887-5581 Ext. 111 United States Assessor 860-887-5581 Ext. 115 http://gis.vgsi.com/prestonct/ United States Building 860-887-5581 Ext. 103 United States Zoning 860-887-5581 Ext. 109 United States Probate Court Norwich (PD-29) Tax Adjustment Uniform Fiscal Year- July, January Indices General Index > real property > town taxes Town Hall Hours Tuesday, Wednesday and Friday – 9:00 to 4:30, Thursday – 9:00 to 6:30 Water Source Well and septic (except Route 12), Route 12, Tax Collector Sewer Source Well and septic (except Route 12), Route 12, Tax Collector County New London