State Trunk Highway 127 (often called Highway 127, STH-127 or WIS 127) is a 14.16-mile (22.79 km) state highway in the U.S. state of Wisconsin. It runs from WIS 16 near Wisconsin Dells east to Interstate 39 (I-39) and WIS 16 in Portage; the highway is located entirely within Columbia County. WIS 127 is maintained by the Wisconsin Department of Transportation (WisDOT).