Full name: Federal Republic of Nigeria
Coordinates: 10 00 N, 8 00 E
Land area: 910,768 sq km, Land borders: 4,047 km
Sea area: 13,000 sq km, Coastline: 853 km
Population: 155,215,573 (July 2011 est.)
Position: Western Africa, bordering the Gulf of Guinea, between Benin and Cameroon
Neighbors: Cameroon 1,690 km, Benin 773 km, Niger 1,497 km, Chad 87 km
Government: federal republic
Telephones: 73.099 million (2009) mobile, 1.419 million (2009) landline
Phone international country code: 234