Barima-Waini is a region of Guyana and is located in the northwest of the country. Barima-Waini has three sub-regions: Mabaruma, Matakai, and Moruca.

Pomeroon-Supenaam is a region of Guyana. It borders the Atlantic Ocean to the north, the region of Essequibo Islands-West Demerara to the east, the region of Cuyuni-Mazaruni to the south and the region of Barima-Waini to the west. Pomeroon-Supenaam contains the town of Anna Regina and the villages of Charity, Pickersgill, Spring Garden and Suddie. In 2012, an Official Census by the Government of Guyana listed the population of the Pomeroon-Supenaam Region at 46,810.