How many places in Papua New Guinea are called O-Ou Hill?

There is one place named O-Ou Hill in Papua New Guinea.

All places in the world called "O-Ou Hill".

Location O-Ou Hill:

• Madang

Cities

Kusi (5)
Buri (4)
Mai (4)
Aure (4)
Moro (4)
Mari (4)
Domara (3)
Kuru (3)
Omo (3)
Wau (3)
Koru (3)
Mala (3)
Po (3)
Toma (3)
Tauri (3)
Wagu (3)
Koki (3)
Nago (3)
Au (3)
Mondo (3)
Garu (3)
Doma (3)
Komo (3)
Wasu (3)
Baru (3)
Kama (3)
Maiva (3)
Tari (3)
Fore (3)
Sali (3)