Interstate 35 in Kansas Interstate 35 in Kansas Interstate 35 (I-35) is an Interstate Highway in the US that runs from the Mexican border near Laredo, Texas, to Duluth, Minnesota. In Kansas, the highway goes from the Oklahoma border to Kansas City at the Missouri border, with a length of . Along the way, I-35 passes through Wichita, the state's largest city, linking it to Emporia, Ottawa, and Kansas City and its Johnson County suburbs. I-35 enters Kansas from Oklahoma where the southern terminus of the Kansas Turnpike is located. After passing exit 4 for US Highway 166 (US-166) in South Haven, the interstate
U.S. Route 75 in Kansas 4 miles north of the state line. South of Neodesha, US 75 overlaps with US 400 as a 2 lane freeway. At Interstate 35 (I-35), US 75 becomes a two-lane expressway again, passing east of Melvern Lake. About 15 miles south of Topeka, the highway becomes a four lane freeway. US 75 crosses the Kansas Turnpike without any direct access and drivers must use I-470 to access the turnpike. US 75 runs around the main part of the city along I-470 and I-70. Leaving Topeka, US 75 becomes its own route again. Between Hoyt and Holton, the highway runs along