How many places in Guyana are called Powis Island?

There is one place named Powis Island in Guyana.

All places in the world called "Powis Island".

Location Powis Island:

• Cuyuni-Mazaruni

Cities

Bush Lot (2)
Stanleytown (2)
Bel Air (2)
Manari (2)
Barakara (2)
Issororo (2)
Good Hope (2)
Bethany (2)
Queenstown (2)
Bartica (2)
Kumaka (2)
Aurora (2)
Hopetown (2)