Live Chat I-40 Community Nearby Traffic Porter Bend Dam (Water dam) 2024-05-01 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Porter Bend Dam (Water Dam) Otto, NC 15.25 Scaly Mountain, NC 18.06 Highlands, NC 21.22 Interstate highway exits close to Porter Bend Dam (Water Dam) Exit 20, i40 58.12 Exit 24, i40 58.12 Exit 27, i40 58.46 Interstate highways close to Porter Bend Dam (Water Dam) i40 map 58.12 i26 map 81.37 i240nc map 82.25 State roads close to Porter Bend Dam (Water Dam) NC 28 map 0.22 US 64 NC map 2.05 US 441 NC map 2.20