Portersville Pennsylvania Traffic 2024-12-25 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Portersville Pennsylvania Prospect, PA 9.48 mi Slippery Rock, PA 13.05 mi New Castle, PA 14.08 miInterstate highway exits close to Portersville Pennsylvania Exit 99, i79 1.52 mi Exit 88, i79 3.69 mi Exit 96, i79 3.69 miInterstate highways close to Portersville Pennsylvania i79 map 1.52 mi i76 map 21.46 mi i80 map 27.31 miState roads close to Portersville Pennsylvania US 19 PA map 0.66 mi US 422 PA WEST map 1.36 mi PA 488 map 3.26 mi