Oco is a town and municipality in northern Spain. It is located in the province and autonomous community of Navarre.
Navarre is an autonomous community in the north of the country, and its municipalities form the basic tier of local administration within the province. Oco holds the status of both a town and a municipality, meaning it has its own local governing body.
Beyond its location within Navarre, the available source material records no further details about the settlement's size, history, or features.