SR 77 .281923.E2.80.931962.29 List of former state routes in Ohio (50–130)
sr 77 state route ran marietta south of shreve. when created in 1923, route ran mcconnelsville trinway. in 1934, route took on sr 37 southeast of mcconnelsville end in marietta. 1938, sr 77 extended north taking on of sr 234 end @ sr 514 near shreve. when route renumbered due addition of i-77 in state, sr 77 south of sr 39 in monroe township, holmes county became extended sr 60 while remaining 6.7 miles (10.8 km) became new route sr 754.