Live Chat I-77 Community Nearby Traffic United States Post Office (Amenity postoffice) 2024-05-11 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to United States Post Office (Amenity Postoffice) Charleston, SC 3.93 Johns Island, SC 3.93 Sullivans Island, SC 5.91 Interstate highway exits close to United States Post Office (Amenity Postoffice) Exit 32, i526sc 1.29 Exit 30, i526sc 2.92 Exit 24, i526sc 7.09 Interstate highways close to United States Post Office (Amenity Postoffice) i526sc map 0.90 i26 map 8.24 i95 map 78.59 State roads close to United States Post Office (Amenity Postoffice) US 17 SC map 0.10 SC 703 map 2.14 SC 517 map 3.81