Central Hålogaland (Norwegian: Midtre Hålogland) is a district of Northern Norway constituting the traditional districts of Ofoten, Lofoten, Vesterålen and Southern Troms og Finnmark. It has a population of 117,000, with the largest towns being Harstad (23,000) and Narvik (18,000). Smaller towns which act as regional centers include Svolvær, Sortland, and Leknes. The district covers 23 municipalities and an area of 11,600 square kilometers (4,500 sq mi). The Norwegian Police Service has Central Hålogaland as a police district with head office in Harstad.