The IOM Regional Office for Southern Africa is based in Pretoria, South Africa. The Office covers 15 countries in the region. Formal offices have been established in eight of them, including Angola, Democratic Republic of Congo, Namibia, Mauritius (also covering for Comoros and Seychelles), Mozambique, South Africa, Zambia and Zimbabwe. In addition, IOM has a presence and conducts activities in four other countries in the region, including Botswana, Lesotho, Madagascar and Malawi. In total, there are eight IOM Country Offices, additional presence in four other countries, 17 sub-offices.