 In 1938 the government changed the name of the capital district to be the same as the name of the province.Neighboring districts are (from the north clockwise) In Buri of Singburi Province, Tha Wung of Lopburi Province, Phrom Buri, Tha Chang, Khai Bang Rachan, and Bang Rachan of Sing Buri Province.The district is divided into eight sub-districts ("tambons").