Live Chat I-77 Community Nearby Traffic Saint Andrews Post Office (Amenity postoffice) 2024-05-10 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Saint Andrews Post Office (Amenity Postoffice) Mount Pleasant, SC 8.12 Sullivans Island, SC 9.30 North Charleston, SC 9.67 Interstate highway exits close to Saint Andrews Post Office (Amenity Postoffice) Exit 221, i26 2.56 Exit 221b, i26 3.04 Exit 221a, i26 3.15 Interstate highways close to Saint Andrews Post Office (Amenity Postoffice) i26 map 2.56 i526sc map 8.94 i95 map 72.51 State roads close to Saint Andrews Post Office (Amenity Postoffice) SC 30 map 1.46 US 17 SC map 1.77 US 78 SC map 1.90