State Highway 113 (abbreviated SH-113) is a state highway in Pittsburg County, Oklahoma, United States. It runs for 21.87 miles (35.20 km)[1] and has no lettered spur routes.
SH-113 begins at Business US-69 north of McAlester. It heads northbound to Indianola, where it turns east and heads to Canadian. It then ends at an interchange with the US-69 freeway.
The entire route is in Pittsburg County.