Mars Pennsylvania Traffic 2024-12-15 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Mars Pennsylvania Callery, PA 4.90 mi Warrendale, PA 6.30 mi Cranberry, PA 6.59 miInterstate highway exits close to Mars Pennsylvania Exit 78, i79 5.34 mi Exit 77, i79 5.68 mi Exit 28, i76 6.24 miInterstate highways close to Mars Pennsylvania i79 map 5.34 mi i76 map 6.24 mi ioh map 47.48 miState roads close to Mars Pennsylvania PA BELT RED map 3.06 mi PA 228 map 4.14 mi US 19 PA map 5.83 mi