Oregon Route 140 is a state highway in southern Oregon, United States. It is the longest state highway in Oregon, running 237 miles (381 km) from the community of White City, Oregon, through Klamath Falls and on to Lakeview. It then continues east, eventually descending into the state of Nevada.

White City is an unincorporated community and census-designated place (CDP) in Jackson County, Oregon, United States. The population was 7,975 at the 2010 census, up from 5,466 at the 2000 census. White City is about 9 miles (14 km) north of the center of Medford and 4 miles (6 km) south of Eagle Point.