__TOC__
|- class="vcard"| class="fn org" | Old Hall| class="adr" |
Powys| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldhall| class="adr" | Renfrewshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldhall Green| class="adr" | Suffolk| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Hall Green| class="adr" | Hertfordshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Hall Street| class="adr" | Norfolk| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldham| class="adr" | Oldham| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldham Edge| class="adr" |Oldham| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldhamstocks| class="adr" | East Lothian| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Harlow| class="adr" | Essex| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Hatfield| class="adr" | Hertfordshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Heath| class="adr" | Essex| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Heathfield| class="adr" | East Sussex| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Hill| class="adr" | Sandwell| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Hill| class="adr" | Western Isles| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Hills| class="adr" | Worcestershire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Hunstanton| class="adr" | Norfolk| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Hurst| class="adr" | Cambridgeshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Hutton| class="adr" | Cumbria| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldington| class="adr" | Shropshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Johnstone| class="adr" | Dumfries and Galloway| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Kea| class="adr" | Cornwall| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Kilpatrick| class="adr" | West Dunbartonshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Kinnernie| class="adr" | Aberdeenshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Knebworth| class="adr" | Hertfordshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldland| class="adr" | South Gloucestershire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldland Common| class="adr" | South Gloucestershire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Langho| class="adr" | Lancashire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Law| class="adr" | Northumberland| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Laxey| class="adr" | Isle of Man| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Leake| class="adr" | Lincolnshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Lindley| class="adr" | Calderdale| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Linslade| class="adr" | Bedfordshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Llanberis| class="adr" | Gwynedd| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Malden| class="adr" | Kingston upon Thames| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Malton| class="adr" | North Yorkshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Man of Hoy| class="adr" | Orkney Islands| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Marton| class="adr" | Shropshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Mead| class="adr" | Essex| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldmeldrum| class="adr" | Aberdeenshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Micklefield| class="adr" | Leeds| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Mill| class="adr" | Cornwall| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Milton| class="adr" | Hampshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Milverton| class="adr" | Warwickshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldmixon| class="adr" | North Somerset| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Monkland| class="adr" | North Lanarkshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Montrose| class="adr" | Angus| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Nenthorn| class="adr" | Scottish Borders| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Netley| class="adr" | Hampshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Neuadd| class="adr" | Powys| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Newton| class="adr" | Suffolk| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Oak Common| class="adr" | Ealing| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Park| class="adr" | Cornwall| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Park| class="adr" | Shropshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Passage| class="adr" | South Gloucestershire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Perton| class="adr" | Staffordshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Philpstoun| class="adr" | West Lothian| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Portsmouth| class="adr" | City of Portsmouth| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Quarrington| class="adr" | Durham| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Radnor| class="adr" | Powys| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Rayne| class="adr" | Aberdeenshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Romney| class="adr" | Kent| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Scone| class="adr" | Perth and Kinross| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Shirley| class="adr" | City of Southampton| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldshore Beg| class="adr" | Highland| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Shoreham| class="adr" | West Sussex| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldshoremore| class="adr" | Highland| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Snydale| class="adr" | Wakefield| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Sodbury| class="adr" | South Gloucestershire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Somerby| class="adr" | Lincolnshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldstead| class="adr" | North Yorkshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Stillington| class="adr" | Durham| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Storridge Common| class="adr" | Worcestershire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Stratford| class="adr" | Northamptonshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Struan| class="adr" | Perth and Kinross| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Swan| class="adr" | Liverpool| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Swarland| class="adr" | Northumberland| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Swinford| class="adr" | Dudley| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Tame| class="adr" | Oldham| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Tebay| class="adr" | Cumbria| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Thirsk| class="adr" | North Yorkshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Tinnis| class="adr" | Scottish Borders| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Toll| class="adr" | South Ayrshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldtown| class="adr" | Highland| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town| class="adr" | Calderdale| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town (High Hesket)| class="adr" | Cumbria| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town (Mansergh| class="adr" | Cumbria| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town| class="adr" | East Riding of Yorkshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town (Eastbourne)| class="adr" | East Sussex| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town (Bexhill)| class="adr" | East Sussex| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town (Hastings)| class="adr" | East Sussex| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town| class="adr" | City of Edinburgh| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town| class="adr" | Hertfordshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town| class="adr" | Isles of Scilly| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Town| class="adr" | Swindon| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Trafford| class="adr" | Trafford| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Tree| class="adr" | Kent| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Tupton| class="adr" | Derbyshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldwalls| class="adr" | Swansea| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Warden| class="adr" | Bedfordshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Warren| class="adr" | Flintshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Way| class="adr" | Somerset| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldway| class="adr" | Devon| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldway| class="adr" | Swansea| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldways End| class="adr" | Devon| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Westhall| class="adr" | Aberdeenshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Weston| class="adr" | Cambridgeshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Wharf| class="adr" | Herefordshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldwhat| class="adr" | Aberdeenshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Whittington| class="adr" | Derbyshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldwich Lane| class="adr" | Solihull| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Wimpole| class="adr" | Cambridgeshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Windsor| class="adr" | Berkshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Wingate| class="adr" | Durham| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Wives Lees| class="adr" | Kent| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Woking| class="adr" | Surrey| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Wolverton| class="adr" | Milton Keynes| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oldwood| class="adr" | Worcestershire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Woodhall| class="adr" | Lincolnshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Woodhouses| class="adr" | Shropshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Woodstock| class="adr" | Oxfordshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Old Woolwich| class="adr" | Greenwich| class="note" | | class="note" | |}|- class="vcard"| class="fn org" | Olive Green| class="adr" |
Staffordshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Oliver's Battery| class="adr" | Hampshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Ollaberry| class="adr" | Shetland Islands| class="note" | | class="note" | |- class="vcard"| class="fn org" | Ollag| class="adr" | Western Isles| class="note" | | class="note" | |- class="vcard"| class="fn org" | Ollerbrook Booth| class="adr" | Derbyshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Ollerton| class="adr" | Cheshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Ollerton| class="adr" | Nottinghamshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Ollerton| class="adr" | Shropshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Ollerton Fold| class="adr" | Lancashire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Ollerton Lane| class="adr" | Shropshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Olmstead Green| class="adr" | Cambridgeshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Olney| class="adr" | Milton Keynes| class="note" | | class="note" | |- class="vcard"| class="fn org" | Olton| class="adr" | Solihull| class="note" | | class="note" | |- class="vcard"| class="fn org" | Olveston| class="adr" | South Gloucestershire| class="note" | | class="note" | |}|- class="vcard"| class="fn org" | Ombersley| class="adr" |
Worcestershire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Ompton| class="adr" | Nottinghamshire| class="note" | | class="note" | |- class="vcard"| class="fn org" | Omunsgarth| class="adr" | Shetland Islands| class="note" | | class="note" | |}