Post Office - East Windsor Hill 1865 Main St East Windsor Hill, CT 06028 Phone : (860) 289-0044 Business Category Post Offices Toll-Free           (800) ASK-USPS United States Government--united States Postal Service, Post Offices, East Windsor Hill Post Office 1865 Main St East Windsor Hill, CT 06028 Phone : (860) 289-0044 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools