Ol (continued)
Old H – Old Z
|- 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" | Old