Orinoca is a small town in the Bolivian Oruro Department.
Orinoca had 163 inhabitants as of 2001 and is the administrative center of Orinoca District. It is located at 3,788 m above sea-level, 185 km south of the department's capital, Oruro, and 20 km west of Lake Poopó.
Orinoca is accessible by road, and a bus service that serves the town twice a week.
The village of Isallavi in the Orinoca District is the birthplace of Evo Morales, the President of Bolivia from 2006 to 2019.