Reino Unido
Países do mundo
O
- (Worcestershire) Oldwood
- (Borough of Bury) Outwood
- (Kent) Old Wives Lees
- (Northamptonshire) Overthorpe
- (Oxfordshire) Over Norton
- (Worcestershire) Oldfield
- (Hampshire) Old Netley
- (Wiltshire) Ogbourne Maizey
- (Staffordshire) Old Perton
- (Royal Borough of Windsor and Maidenhead) Oakley Green
- (Staffordshire) Oaken
- (Staffordshire) Outwoods
- (Staffordshire) Oulton
- (Staffordshire) Offleyhay
- (Cheshire West and Chester) Oscroft
- (Caerphilly County Borough) Oakdale
- (County Durham) Oakenshaw
- (County of Flintshire) Old Warren
- (City of York) Osbaldwick
- (Isles of Scilly) Old Town
- (Lincolnshire) Oasby
- (Derby) Oaks Green
- (Leicestershire) Oakthorpe
- (Leicestershire) Osgathorpe
- (Derby) Oxcroft Estate
- (Central Bedfordshire) Oldhill Wood
- (Hertfordshire) Old Knebworth
- (Northumberland) Oakwood
- (County Durham) Ouston
- (North Yorkshire) Old Bilton