High Quality Content by WIKIPEDIA articles! US Route 223 or US Highway 223 (US 223) is a diagonal (northwest–southeast) US Highway lying in the US states of Michigan and Ohio. The southern most section is completely concurrent with the US 23 freeway, including all of the Ohio segment. It connects US 23 in the south near Toledo, Ohio with US 127 and US 12 south of Jackson, Michigan. The highway passes through farmland in southern Michigan and woodland in the Irish Hills. Including the concurrencies on each end, US 223 is 47.11 miles (75.82 km) in total length.