Watertown Ohio Traffic 2024-12-18 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Watertown Ohio Watertown, OH 0.00 mi Marietta, OH 0.48 mi Williamstown, WV 4.79 miInterstate highway exits close to Watertown Ohio Exit 1, i77 2.94 mi Exit 185, i77 4.67 mi Exit 6, i77 6.20 miInterstate highways close to Watertown Ohio i77 map 2.39 mi i70 map 63.96 mi i79 map 92.95 miState roads close to Watertown Ohio OH 7 map 1.56 mi OH 60 map 1.58 mi OH 26 map 1.69 mi