Kansas include I-470 around Topeka, I-235 around Wichita, and I-670 in downtown Kansas City. I-435 is a beltway around the Kansas City metropolitan area while I-635 bypasses through Kansas City. U.S. Route 69 (US-69) travels south to north, from Oklahoma to Missouri. The highway passes through the eastern section of Kansas, traveling through Baxter Springs, Pittsburg, Frontenac, Fort Scott, Louisburg, and the Kansas City area. Kansas also has the country's third largest state highway system after Texas and California. This is because of the high number of counties and county seats (105) and their intertwining. In January 2004, the Kansas Department
Kansas Turnpike turnpike proceeds due north from the state line, with no interchanges for its first in Kansas. The southernmost interchange on the turnpike is Exit 4 (South Haven), which serves US-166. US-166 heads east to Arkansas City and west to US-81 at South Haven. This interchange is a four-ramp folded diamond with ramps in the southeast and northwest quadrants. It has no toll plazas, as it lies south of the southern barrier toll. Northbound traffic must exit at US-166 to avoid paying a toll. Initially, the interchange provided only a southbound exit and northbound entrance, forcing drivers who did not wish