Other large cities are Nhacra, Mansoa, Bissora and Cumeré. In the north the region borders Senegal, to the east and Biombo Bissau, to the south and to the west by Quinara Cacheu. The Río de Canjambari flows through the north of the region.
One of the highest points in Oio is Tambandinto with 70 m.
Bafatá | Biombo | Bissau | Bolama | Cacheu | Gabú | Oio | Quinara | Tombali
12:25 - 15.25Koordinaten: 12 ° N, 15 ° W
- Region in Guinea- Bissau
- Region Oio