Keystone Diner 2024-11-10 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Keystone Diner New Oxford, PA 7.05 mi Thomasville, PA 8.08 mi East Berlin, PA 8.46 miInterstate highway exits close to Keystone Diner Exit 21b a, i83 23.99 mi Exit 22, i83 23.99 mi Exit 14, i83 24.02 miInterstate highways close to Keystone Diner i83 map 23.99 mi i76 map 33.89 mi i81 map 36.94 miState roads close to Keystone Diner US 30 PA map 0.47 mi PA 94 map 4.39 mi PA 234 map 4.92 mi