Sri Lanka
Países do mundo
O
- (Kurunegala District) Otherabemmullegedera
- (Ratnapura District) Owala Mahabage
- (Kegalle District) Owatta
- (Ratnapura District) Owatura
- (Kurunegala District) Obadakotuwa
- (Kurunegala District) Obedagedere
- (Ratnapura District) Obokka
- (Kurunegala District) Oggamuwa
- (Moneragala District) Okurawa
- (Kegalle District) Olagama
- (Ratnapura District) Olitenna
- (Anuradhapura District) Olobbawa
- (Anuradhapura District) Olugaskada
- (Anuradhapura District) Olugaskada
- (Anuradhapura District) Olukaranda
- (Kurunegala District) Olupeliyawa
- (Kalutara District) Omatta