List of US Post Office Stores in South Windsor, CT Outlet Note Regular Brands US Post Office Connecticut South Windsor Rating 4.5 based on 76 votes Official Website https://www.usps.com/ Products Postal Service NameAddressPhone Name/Address/Phone US Post Office outlet - South Windsor 1865 Main St (860) 289-0044 US Post Office outlet - South Windsor 831 Main St (860) 528-0832 US Post Office outlet - South Windsor 850 Clark St (860) 648-1779 People Also Viewed