Allstate Insurance 3 Grist Mill Ln Simsbury, CT 06070 Phone : (860) 408-9300 Allstate Insurance Business Category Insurance Insurance Agents Brokers & Service Services           Accidents, Business/Professional Svcs., Domestic, Drivers, Earthquake, Liability Insurance, Life Insurance, Lightning, Memberships, Personal Service, Renters Insurance, RV, Sales, Service Brands           Allstate