U.S. Route 224 (US 224) is a spur of US 24 that runs through the states of Indiana, Ohio and Pennsylvania. It currently runs for from US 24 in Huntington, Indiana, east to US 422 Business (US 422 Bus.) and Pennsylvania Route 18 (PA 18) in New Castle, Pennsylvania. It goes through the cities of Canfield, Ohio, Akron, Ohio, and Findlay, Ohio. In Northeast Ohio, US 224 is located a short distance north of the Western Reserve's southern boundary. Route description Indiana From the western terminus at US 24, US 224 heads southeast concurrent with State Road 5 (SR 5). US 224 and SR 5 heads through downtown Huntington as one-way streets, with eastbound on Cherry Street and State Street and westbound on Warren Street. From downtown US 224 and SR 5 head southeast then outside of downtown SR 5 heads due south and US 224 heads east. US 224 passes through Markle where US 224 has an interchange with Interstate 69 (I-69) and intersections with both SR 116 and SR 3. US 224 heads east towards Decatur passing through intersections with SR 301 and SR 1. In Decatur US 224 has a short concurrency with US 27 and US 33. US 224 heads east from Decatur towards Ohio passing through a short concurrency with SR 101. The only section of U.S. Route 224 in Indiana that is included in the National Highway System is the part concurrent with US 27 and US 33. Traffic reports from the Indiana Department of Transportation in 2010 showed that the lowest traffic levels were the 2,420 vehicles and 670 commercial vehicles using the highway daily near the Ohio state line; the highest traffic levels were the 21,680 vehicles and 1,690 commercial vehicles traveling along the section of US 224 that is concurrent with US 27 and US 33. Ohio West of its concurrency with US 42 near Lodi, US 224 is a rural arterial highway, mostly two lanes, across western Ohio. It runs roughly parallel to the former Baltimore and Ohio Railroad from its westerly US 42 junction to Tiffin, a city around which it sweeps to the south with intersections at various state highways that radiate out from downtown. US 224 passes through a commercial strip on the south side of Willard, and goes through downtown Findlay and Ottawa, but it otherwise specializes in small towns along its course across northwest Ohio.