List of US Post Office Stores in Mcclellanville, SC Outlet Note Regular Brands US Post Office South Carolina Mcclellanville Rating 4.5 based on 76 votes Official Website https://www.usps.com/ Products Postal Service NameAddressPhone Name/Address/Phone US Post Office outlet - McClellanville 959 S Pinckney St (843) 887-3687 People Also Viewed