Gw mau tau O dari Senarai bandar dan kampung di Republik Ireland. Jelasin dalam bahasa melayu

O'Briensbridge, O'Callaghans Mills, Ogonnelloe, Oilgate, Old Leighlin, Oldcastle, Oldtown (Dublin), Old Town (Roscommon), Omeath, Ongar, Oola, Oranmore, Oughterard, Oulart, Ovens, Owenbeg, Oxmantown, Oysterhaven