1. Groton Historical Society 172 Main St, Groton, MA 01450 Coordinate: 42.60859,-71.5706 Phone: (978) 448-0092
2. Mls Property Info Ntwrk Inc 161 W Main St, Groton, MA 01450 Coordinate: 42.60172,-71.61678 Phone: (508) 864-7487