There is one place named Sia in Congo.
All places in the world called "Sia".
Mbaya (6)Mbomo (5)Mboma (4)Nkoua (4)Yama (4)Lékana (4)Mbaka (4)Dzanga (4)Kongo (4)Yanga (4)Kenge (3)Kaba (3)Makaka (3)Panga (3)Béné (3)Masala (3)Mba (3)Koungou (3)Mpasa (3)Ngélé (3)Nkana (3)Okassa (3)Kaye (3)Mobili (3)Nzabi (3)Poto-Poto (3)Yaya (3)Abala (3)Bamba (3)Inga (3)