Khartoum (state)
Khartoum State () is one of the eighteen states of Sudan. Although it is the smallest state by area (22,142 km), it is the most populous (5,274,321 in 2008 census). It contains the country's second largest city by population, Omdurman, and the city of Khartoum, which is the capital of the state as well as the national capital of Sudan. The capital city contains offices of the state, governmental and non-governmental organizations, cultural institutions, and the main airport.
List of Catholic dioceses in Sudan and South Sudan
There is also an Apostolic nunciature to Sudan (papal diplomatic representation, embassy-level) in national capital Khartoum (into which to nunciature to Eritrea is also vested), and an Apostolic nunciature to South Sudan, but that last office in vested in the nunciature to Kenya (in Nairobi).