Reino Unido
Países del mundo
O
- (Buckinghamshire) Orchard Leigh
- (Essex) Ostend
- (Suffolk) Oakley
- (Cheshire East) Ollerton
- (North Yorkshire) Osgodby
- (Derby) Over Haddon
- (Suffolk) Oak Hill
- (Surrey) Okewood Hill
- (Shropshire) Oldbury
- (Kent) Oldbury
- (County of Ceredigion) Oakford
- (Norfolk) Old Beetley
- (Warwickshire) Oversley Green
- (Newcastle upon Tyne) Ouseburn
- (Suffolk) Oulton Broad
- (Suffolk) Onehouse
- (Derby) Ockbrook
- (Cumbria) Oughterside
- (Norfolk) Old Catton
- (Surrey) Outwood
- (Northumberland) Ouston
- (Northamptonshire) Old Stratford
- (Hampshire) Old Alresford
- (Dorset) Okeford Fitzpaine
- (Borough of Stockport) Offerton
- (Highland) Ose
- (Lincolnshire) Owmby
- (Cheshire East) Over Tabley
- (Hertfordshire) Old Hall Green
- (Cornwall) Old Kea