Malawi Postal Codes Postal Codes of Malawi:Central RegionNorthern RegionSouthern Region About Malawi Capital: Lilongwe Currency: Kwacha (MW Languages: English (official), Chichewa (common), Chinyanja, Chiyao, Chitumbuka, Chilomwe, Chinkhonde, Chingoni Population: 15,447,500 Area: 118,480 KM2