Langkat Regency
Langkat Regency () is the northernmost regency of North Sumatra. Its seat is Stabat. Its area is 6,263.29 km and its population was 967,535 at the 2010 Census and 1,030,202 at the 2020 Census. Immediately to the south is Karo Regency, to the east is Deli Serdang Regency (which surrounds the city of Medan) and the city of Binjai (formerly part of Langkat Regency), to the north lies the Strait of Malacca and to the west lies Aceh Province. Administrative districts. Langkat Regency is divided into twenty-three administrative districts (Indonesian: "kecamatan"), tabulated below with their areas and their  populations at the 2010 Census and the 2020 Census. The table also includes the locations of the district administrative centres, the number of administrative villages (rural "desa" and urban "kelurahan") in each district and its post code. Notes: (a) adjacent to, but not part of, Binjai city. (b) includes the offshore island of Pulau Selingkar. (c) includes the offshore islands of Pulau Kampai, Pulau Panjang, Pulau Rawa and Pulau Sambilan.