A geocoded list of facilities from both public and non-public sectors capable of providing comprehensive emergency obstetric care (EmOC) for 15 selected urban conurbations in Nigeria ( Aba, Abuja, Benin City, Ibadan, Ilorin, Jos, Kaduna, Kano, Lagos, Maiduguri, Onitsha, Owerri, Port Harcourt, Uyo, and Warri ). We proxied and defined the availability of comprehensive EmOC services as any health facility that can offer caesarean section (CS) services