Every Turkish town of any size has an official tourist office run by the Ministry of Culture and Tourism. Levels of helpfulness vary wildly – some staff may have sketchy knowledge of the area, and few speak fluent English. Tour operators, pension owners and so on are often better sources of information.
Ministry of Culture and Tourism (www.kultur.gov.tr)
GoTurkey (www.goturkeytourism.com) Includes contact information for official tourism offices inside Turkey and abroad. Go to the 'Planning Your Holiday/Before You Travel to Turkey' web page.