Live Chat I-77 Community Nearby Traffic Greg Mathis Charter High School (Education school) 2024-04-30 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Greg Mathis Charter High School (Education School) Charleston, SC 7.13 Charleston AFB, SC 8.65 Johns Island, SC 11.67 Interstate highway exits close to Greg Mathis Charter High School (Education School) Exit 215, i26 0.64 Exit 216b a, i26 1.46 Exit 217, i26 2.87 Interstate highways close to Greg Mathis Charter High School (Education School) i26 map 0.64 i526sc map 3.68 i95 map 66.22 State roads close to Greg Mathis Charter High School (Education School) US 78 SC map 0.18 SC 642 map 0.29 SC 7 map 0.51