Travelers are voting Wind Cave National Park Visitor Center as the best tourist office near Keystone. There is 1 tourist office in Kadoka a city just 89 km from Keystone. The most popular of these is Ben Reifel Visitor Center in Kadoka. You can find 5 tourist offices in South Dakota and 555 tourist offices in the country of United States. Our members favorite in South Dakota is South Dakota Department of Tourism and Canyon Visitor Education Center is the top pick in United States. Want more? Check out our map of tourist offices near Keystone.