Live Chat I-40 Community Nearby Traffic Johnston Dam (Water dam) 2024-05-30 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Johnston Dam (Water Dam) Hydro, OK 16.48 Corn, OK 19.52 Colony, OK 20.77 Interstate highway exits close to Johnston Dam (Water Dam) Exit 80a, i40 0.87 Exit 80, i40 1.58 Exit 82, i40 2.01 Interstate highways close to Johnston Dam (Water Dam) i40 map 0.87 i44 map 89.72 i240ok map 104.17 State roads close to Johnston Dam (Water Dam) US 270 OK map 36.80 US 81 OK map 68.42 US 60 OK map 71.27
