Which country or map area contains Oio?
Oio is shown within Guinea-Bissau in the atlas dataset.
- Country or map area
- Guinea-Bissau
- Region name
- Oio
- Approximate latitude
- 12.3° north
- Approximate longitude
- 15.3° west
- Country capital
- Bissau
- Country currency
- West African CFA franc
- World region
- Western Africa
Quick answers about Oio
What kind of place is Oio?
It is shown in this atlas as a first-level state, province or administrative region.
Where is Oio on the globe?
Its approximate map centre is 12.3° north latitude and 15.3° west longitude.
What is the capital of Guinea-Bissau?
The country capital is Bissau.
Sources and review
Facts were last reviewed on 13 September 2026. Boundaries and state/province names use Natural Earth. Country reference fields use the Countries dataset. India boundary presentation follows the project’s stated Survey of India reference.