ABCDEFGHIJKLMNOPQRSTUVWZ O Oakley Park Oakport House Oatfield House Oatlands Oatlands House Oghery Castle Oghil Oghil House Oghill Cross Roads Oghilly House Old Town Oldcastle Oldhead House Oldstreet Onaght Oran Oranmore Ormond View Oslo Oughtagh Oughterard Oultort Ourtnagapple Owen House Owenbeg Owenbristy Owenduff Owenmore Ower Oxgrove Bridge O’Conor’s Monument ABCDEFGHIJKLMNOPQRSTUVWZ