Guinea
Países del mundo
O
- (Mali Prefecture) Oyouka
- (Siguiri Prefecture) Oyo
- (Fria) Owé
- (Koundara Prefecture) Ouzou
- (Koundara Prefecture) Ouzik
- (Macenta) Ouzézézou
- (Macenta) Ouzaroulazou
- (Nzerekore Prefecture) Ouyéyé
- (Nzerekore Prefecture) Ouyé
- (Macenta) Ouyarotéro
- (Mandiana Prefecture) Ouyari
- (Koundara Prefecture) Ouyane
- (Dinguiraye Prefecture) Ouyabé
- (Koundara Prefecture) Outirak
- (Macenta) Outala
- (Faranah Prefecture) Oussouya
- (Kerouane Prefecture) Oussouma
- (Kissidougou) Oussoukonko
- (Kerouane Prefecture) Oussoudougou
- (Lola) Oussokorota
- (Macenta) Oussalazou
- (Beyla Prefecture) Ouroussako
- (Koundara Prefecture) Ourouss
- (Dinguiraye Prefecture) Ourourou
- (Beyla Prefecture) Ourououroudougou
- (Siguiri Prefecture) Ourouogada
- (Mandiana Prefecture) Ourouninda
- (Mandiana Prefecture) Ouroumakoro
- (Kissidougou) Ouroukoro
- (Kissidougou) Ouroukoro