| A La Ronde | Exmouth | Devon |
| A Maizin Maze | St Peter | Jersey |
| Abberton Reservoir Visitor Centre | Colchester | Essex |
| Abbey Dore Court Garden | Abbeydore | Herefordshire |
| Abbey House Gardens | Malmesbury | Wiltshire |
| Abbey House Museum | Leeds | West Yorkshire |
| Abbey Leisure Centre | Selby | North Yorkshire |
| Abbey Pottery | Cerne Abbas | Devon |
| Abbey Pumping Station | Leicester | Leicestershire |
| Abbey Road Studios | St. John's Wood | Greater London |
| Abbot Hall Art Gallery & Museum | Kendal | Cumbria |
| Abbot Hall Park | Kendal | Cumbria |
| Abbot House | Dunfermline | Fife |
| Abbot Pottery | Newton Abbot | Devon |
| Abbotsbury Abbey Remains | Abbotsbury | Dorset |
| Abbotsbury Sub-Tropical Gardens | Abbotsbury | Dorset |
| Abbotsbury Swannery | Abbotsbury | Dorset |
| Abbotsford House | Nr Melrose | Scottish Borders |
| Abbott Lodge Jersey Ice Cream | Clifton | Cumbria |
| Aberaeron Tourist Information Centre | Aberaeron | Ceredigion |
| Aberconwy House | Conwy | Conwy |
| Aberdeen Airport | Aberdeen | Aberdeen |
| Aberdeen Art Gallery | Aberdeen | Aberdeen |
| Aberdeen Maritime Museum | Aberdeen | Aberdeen |
| Aberdeen Tourist Information Centre | Aberdeen | Aberdeen |
| Aberdeenshire Farming Museum | Mintlaw-by-Peterhead | Aberdeenshire |
| Aberdeenshire Heritage | Mintlaw-by-Peterhead | Aberdeenshire |
| Aberdeunant | Taliaris, Llandeilo | Carmarthenshire |
| Aberdour Castle and Garden | Burntisland | Fife |
| Aberdulais Falls | Aberdulais, Nr Neath | Neath Port Talbot |
| Aberdyfi Tourist Information Centre | Aberdovey | Gwynedd |
| Aberfeldy Distillery | Aberfeldy | Perth and Kinross |
| Aberfeldy Recreation Centre | Aberfeldy | Perth and Kinross |
| Aberfeldy Tourist Information Centre | Aberfeldy | Perth and Kinross |
| Aberfeldy Water Mill | Aberfeldy | Perth and Kinross |
| Abergavenny Museum and Castle | Abergavenny | Monmouthshire |
| Abergavenny Tourist Information Centre | Abergavenny | Monmouthshire |
| Aberglasney | Llangathen, Carmarthen | Carmarthenshire |
| Abergorlech | Brechfa | Carmarthenshire |
| Aberlemno Sculptured Stones | Aberlemno | Angus |
| Aberlour Distillery | Aberlour | Moray |
| Abernant | Brechfa | Carmarthenshire |
| Abernethy Round Tower | Abernethy | Perth and Kinross |
| Abersoch Ocean Adventures | Abersoch | Gwynedd |
| Abersoch Offaxis | Abersoch | Gwynedd |
| Aberystwyth Arts Centre | Aberystwyth | Ceredigion |
| Aberystwyth Cliff Railway | Aberystwyth | Ceredigion |
| Aberystwyth Tourist Information Centre | Aberystwyth | Ceredigion |
| Abingdon County Hall Museum | Abingdon | Oxfordshire |
| Abingdon Tourist Information Centre | Abingdon | Oxfordshire |
| Abington Museum | Northampton | Northamptonshire |
| Abington Pottery Centre | Cambridge | Cambridgeshire |
| Abington Tourist Information Centre | Abingon | South Lanarkshire |
| Abriachan Garden Nursery | Loch Ness | Highland |
| Accrington Tourist Information Centre | Accrington | Lancashire |
| Achamore Gardens | Isle Of Gigha | Argyll and Bute |
| Achiltibuie Hydroponicum | Achiltibuie | Highland |
| Achiltibuie Smokehouse | Achiltibuie | Highland |
| Achnabreck Cup And Ring Marks | Lochgilphead | Argyll and Bute |
| Achnacloich Gardens | Connel, Oban | Argyll and Bute |
| Achnalarig Riding Centre | Oban | Argyll and Bute |
| Acorn Bank Garden & Watermill | Temple Sowerby, Nr Penrith | Cumbria |
| Acorn Venture | Liverpool | Merseyside |
| Activity World | Loudwater | Buckinghamshire |
| Activity World | Hatfield | Hertfordshire |
| Activity World | Peterborough | Cambridgeshire |
| Activity World and Farmyard Funworld | Bushey | Hertfordshire |
| Activity World Kidsplay | Milton Keynes | Buckinghamshire |
| Activity World Playcentre | Bury St Edmunds | Suffolk |
| Acton Burnell Castle | Acton Burnell | Shropshire |
| Acton Scott Historic Working Farm | Nr Church Stretton | Shropshire |
| Adcote House | Shrewsbury | Shropshire |
| Aden Country Park | Peterhead | Aberdeenshire |
| Adgestone Vineyard | Sandown | Isle of Wight |
| Adjutant General's Corps Museum | Winchester | Hampshire |
| Adlington Hall | Macclesfield | Cheshire |
| Adrenalin Antics | Tywyn | Gwynedd |
| Adrian Sankey, Designer Makers | Ambleside | Cumbria |
| Adventure Island Theme Park | Southend-on-Sea | Essex |
| Adventure Plus | Bala | Gwynedd |
| Adventures of Dreamieland | Manchester | Greater Manchester |
| Aerial Extreme | Bedale | North Yorkshire |
| Afan Forset Park | Port Talbot | Neath Port Talbot |
| Afonwen Antique & Craft Centre | Mold | Flintshire |
| African Violet Garden Centre | Kings Lynn | Norfolk |
| Afton Park and the Apple Tree Café | Freshwater Bay | Isle of Wight |
| Age Exchange Reminiscence Centre | Blackheath | Greater London |
| Agnew's | Central London | Greater London |
| Aikwood Tower | Nr Selkirk | Scottish Borders |
| Ainslie Wood - London Wildlife Trust | Highams Park | Greater London |
| Aintree Racecourse | Liverpool | Merseyside |
| Aira Force | Glenridding | Cumbria |
| Airborne Forces Museum | Aldershot | Hampshire |
| Albert Dock | Liverpool | Merseyside |
| Albert Memorial | Kensington | Greater London |
| Aldborough Roman Site | Aldborough | North Yorkshire |
| Aldeburgh Museum | Aldeburgh | Suffolk |
| Aldeburgh Tourist Information Centre | Aldeburgh | Suffolk |
| Aldenham Country Park | Borehamwood | Hertfordshire |
| Alder Carr Farm | Needham Market | Suffolk |
| Alderholt Mill | Fordingbridge | Hampshire |
| Alderley Edge | Alderley Edge, Nr Macclesfield | Cheshire |
| Aldershot Military Museum | Aldershot | Hampshire |
| Aldershot Tourist Information Centre | Aldershot | Hampshire |
| Aldie Burn Car Park and Walks | Tain | Highland |
| Alexander Fleming Museum | Paddington | Greater London |
| Alexander Keiller Museum | Avebury | Wiltshire |
| Alexander's Jazz Theatre | Chester | Cheshire |
| Alexandra Palace and Park | Wood Green | Greater London |
| Alford Five Sailed Windmill and Tea Room | Alford | Lincolnshire |
| Alford Heritage Centre | Alford | Aberdeenshire |
| Alford Tourist Information Centre | Alford | Lincolnshire |
| Alford Tourist Information Centre | Alford | Aberdeenshire |
| Alford Valley Railway | Alford | Aberdeenshire |
| Alfred East Art Gallery | Kettering | Northamptonshire |
| Alfriston Clergy House | Alfriston, Polegate | East Sussex |
| Alhambra Theatre | Bradford | West Yorkshire |
| Alice Holt Woodland Park | Farnham | Surrey |
| Alice in Wonderland Centre - Rabbit Hole | Llandudno | Conwy |
| Alice In Wonderland Family Park | Hurn | Dorset |
| All Saints Church | Long Ashton | Bristol |
| All Saints Margaret Street | Central London | Greater London |
| All Souls Church, Langham Place | Central London | Greater London |
| Allchorn Pleasure Boats | Eastbourne | East Sussex |
| Allen Banks & Staward Gorge | Bardon Mill, Hexham | Northumberland |
| Allen Gallery, The | Alton | Hampshire |
| Allenheads Heritage Centre | Allenheads | Northumberland |
| Allensford Country Park | Nr Consett | Durham |
| Allerford Museum | Minehead | Somerset |
| Allerton Castle and Park | Knaresborough | North Yorkshire |
| Allhallows Museum of Lace & Local Antiquities | Honiton | Devon |
| Alloa Tower | Alloa | Clackmannanshire |
| Allt Mor Car Park and Trails | Aviemore | Highland |
| Almond Valley Heritage Centre | Livingston | West Lothian |
| Almondell and Calderwood Country Park | Broxburn | West Lothian |
| Almonry Heritage Centre | Evesham | Worcestershire |
| Almshouse, The | Axbridge | Somerset |
| Alnmouth Golf Club | Alnmouth | Northumberland |
| Alnwick Castle | Alnwick | Northumberland |
| Alnwick Garden | Alnwick | Northumberland |
| Alnwick Golf Club | Alnwick | Northumberland |
| Alnwick Playhouse | Alnwick | Northumberland |
| Alnwick Tourist Information Centre | Alnwick | Northumberland |
| Along The Thames Pub London Walk | Blackfriars | Greater London |
| Alpaca Centre, The | Nr Penrith | Cumbria |
| Alstone Wildlife Park | Highbridge | Somerset |
| Althorp | Northampton | Northamptonshire |
| Alton Tourist Information Centre | Alton | Hampshire |
| Alton Towers | Alton | Staffordshire |
| Altrincham Garrick | Altrincham | Greater Manchester |
| Altrincham Tourist Information Centre | Altrincham | Greater Manchester |
| Aluminium Story Visitor Centre, The | Kinlochleven | Highland |
| Alwen Dam | Cerrigydrudion | Conwy |
| Alyn Waters Country Park | Llay | Wrexham |
| Alyth Museum | Alyth | Perth and Kinross |
| Amazing Hedge Puzzle, The | Symonds Yat | Herefordshire |
| Amazing Maize Maze | Appleton Thorn | Cheshire |
| Amazon World | Sandown | Isle of Wight |
| Amber Museum, The | Southwold | Suffolk |
| Amberley Village Pottery | Amberley, Arundel | West Sussex |
| Amberley Working Museum | Amberley, Arundel | West Sussex |
| Amble Tourist Information Centre | Morpeth | Northumberland |
| Ambleside Roman Fort | Ambleside | Cumbria |
| Ambleside Tourist Information Centre | Ambleside | Cumbria |
| Amelia Earhart Centre and Wildlife Sanctuary | Derry | Co. Londonderry |
| Amen Corner Karting | Newark | Nottinghamshire |
| American Adventure | Ilkeston | Derbyshire |
| American Museum | Bath | Bath and North East Somerset |
| Amersham Museum | Amersham | Buckinghamshire |
| Amersham Tourist Information Centre | Amersham | Buckinghamshire |
| Amerton Farm & Craft Centre | Stafford | Staffordshire |
| Amerton Railway | Stafford | Staffordshire |
| Amesbury Tourist Information Centre | Amesbury | Wiltshire |
| AMF Bowling | Carlisle | Cumbria |
| AMF Bowling | Washington | Tyne and Wear |
| Amlwch Industrial Heritage Trust | Amlwch | Anglesey |
| Amora Perfumes & Soaps Ltd | Mellon Charles, Loch Ewe | Highland |
| Ampthill Park | Ampthill | Bedfordshire |
| An Creagan Visitor Centre | Creggan | Omagh |
| An Lanntair Arts Centre | Stornoway, Isle of Lewis | Western Isles |
| An Tairbeart Heritage Centre | Tarbert | Argyll and Bute |
| An Tobar | Tobermory, Isle of Mull | Argyll and Bute |
| An Tuireann Arts Centre | Portree, Isle of Skye | Highland |
| Ancaster Kart Racing | Ancaster | Lincolnshire |
| Ancient High House, The | Stafford | Staffordshire |
| Ancient London Walk- Knights, Nuns And Notoriety | Tower Hill | Greater London |
| Anderton Boat Lift | Northwich | Cheshire |
| Anderton Outdoor Education and Activities Centre | Anderton, Chorley | Lancashire |
| Andover Museum / Museum of the Iron Age | Andover | Hampshire |
| Andover Tourist Information Centre | Andover | Hampshire |
| Andrew Bailey (International Award Winning Artist) | Haverfordwest | Pembrokeshire |
| Andrew Carnegie Museum | Dunfermline | Fife |
| Andrew Jackson Centre | Carrickfergus | Co. Antrim |
| Andrew Logan Museum of Sculpture | Welshpool | Powys |
| Angel Comer | Bury St Edmunds | Suffolk |
| Angel Gardens Springfield Open Gardens | Bitterley | Shropshire |
| Angel Inn, The | Long Ashton | Bristol |
| Angel of the North | Gateshead | Tyne and Wear |
| Angel Row Gallery | Nottingham | Nottinghamshire |
| Anglers Country Park and Waterton Countryside Discovery Centre | Wakefield | West Yorkshire |
| Anglesey Abbey, Gardens & Lode Mill | Lode, Cambridge | Cambridgeshire |
| Anglesey Pullover Company | Rhoscolyn, Holyhead | Anglesey |
| Anglesey Sea Zoo | Llanfairpwllgwyngyll | Anglesey |
| Angus Folk Museum | Forfar | Angus |
| Animal Farm Adventure Centre | Burnham on Sea | Somerset |
| Animal Health Trust Visitor Centre | Kentford | Suffolk |
| Animalarium, The | Borth, Nr Aberystwyth | Ceredigion |
| Anker's House Museum, The | Chester-le-Street | Durham |
| Annalong Marine Park | Kilkeel | Co. Down |
| Anne Hathaway’s Cottage | Stratford-upon-Avon | Warwickshire |
| Anne of Cleves House Museum | Lewes | East Sussex |
| Anstruther Pleasure Trip (Boat Trip) | Anstruther | Fife |
| Anstruther Tourist Information Centre | Anstruther | Fife |
| Antartex Village Visitor Centre | Alexandria | West Dunbartonshire |
| Antiques at Wendover | Wendover | Buckinghamshire |
| Antonine Wall Castlecary to Westerwood | Castlecary | Falkirk |
| Antonine Wall Rough Castle | Bonnybridge | Falkirk |
| Antonine Wall Seabegs Wood | Bonnybridge | Falkirk |
| Antonine Wall Watling Lodge | Falkirk | Falkirk |
| Antonine Wall: Bar Hill Fort | Twechar | North Lanarkshire |
| Antonine Wall: Bearsden Bath House | Bearsden | North Lanarkshire |
| Antonine Wall: Castlecary | Castlecary | Falkirk |
| Antonine Wall: Croy Hill | Croy | North Lanarkshire |
| Antonine Wall: Dullatur | Dullatur | North Lanarkshire |
| Antony House | Torpoint | Cornwall |
| Antur Waunfawr | Waunfawr | Gwynedd |
| Anvil Pottery | Llanrhaeadr | Denbighshire |
| Anvil, The | Basingstoke | Hampshire |
| AOP Gallery | Central London | Greater London |
| Apethorpe Hall | Apethorpe | Northamptonshire |
| Apollo Canal Cruises | Shipley | West Yorkshire |
| Apparitions, Alleyways and Ale | Embankment | Greater London |
| Apple Court | Hordle | Hampshire |
| Apple Tree Herb Nursery | Birgham, Coldstream | Scottish Borders |
| Appleby Castle | Appleby-in-Westmorland | Cumbria |
| Appleby-in-Westmorland Tourist Information Centre | Appleby-in-Westmorland | Cumbria |
| Applecross Historical Society Heritage Centre | Applecross | Highland |
| Appuldurcombe House | Wroxall, Ventnor | Isle of Wight |
| Apsley House | Knightsbridge | Greater London |
| Aqua Park and Jumping Jacks | Hellesdon | Norfolk |
| Aquaphobia Ramsey Island Powerboats | St Davids | Pembrokeshire |
| Aquarium of the Lakes | Lakeside, Newby Bridge | Cumbria |
| Aquarius Sailing Club | Hampton | Greater London |
| Aquatec | Motherwell | North Lanarkshire |
| Aquatic Experience, The | Brentford | Greater London |
| AquaXplore | Elgol, Isle of Skye | Highland |
| Aras an Chairdineil O Fiaich | Newry | Co. Down |
| Arbeia Roman Fort and Museum | South Shields | Tyne and Wear |
| Arbigland Gardens | Kirkbean | Dumfries and Galloway |
| Arbor Low Stone Circle and Gib Hill Barrow | Nr Monyash | Derbyshire |
| Arbroath Abbey | Arbroath | Angus |
| Arbroath Art Gallery | Arbroath | Angus |
| Arbroath Golf Course | Arbroath | Angus |
| Arbroath Museum | Arbroath | Angus |
| Arbroath Sports Centre | Arbroath | Angus |
| Arbroath Tourist Information Centre | Arbroath | Angus |
| Arbury Hall | Nuneaton | Warwickshire |
| Arbuthnot Museum | Peterhead | Aberdeenshire |
| Arc Theatre | Trowbridge | Wiltshire |
| Arch Picnic Site | Pontarfynach | Ceredigion |
| Archaeolink Pre-history Park | Insch | Aberdeenshire |
| Archaeological Resource Centre, The | York | North Yorkshire |
| Architecture Centre, The | Bristol | Bristol |
| Archway Theatre | Horley | Surrey |
| Ardanaiseig Gardens | Kilchrenan | Argyll and Bute |
| Ardbeg Distillery | Port Ellen | Argyll and Bute |
| Ardboe Cross | Ardboe | Co. Tyrone |
| Ardchattan Priory & Gardens | Connel, Oban | Argyll and Bute |
| Ardclach Bell Tower | Ardclach | Highland |
| Ardeer Golf Club | Stevenston | North Ayrshire |
| Ardencraig Gardens | Rothesay, Isle of Bute | Argyll and Bute |
| Ardentinny Car Park and Walks | Dunoon | Argyll and Bute |
| Ardestie Earth House | Ardestie | Angus |
| Ardgartan Tourist Information Centre | Arrochar | Argyll and Bute |
| Ardgartan Visitor Centre | Arrochar | Argyll and Bute |
| Ardington House | Ardlington | Oxfordshire |
| Ardkinglas Estate | Cairndow | Argyll and Bute |
| Ardkinglas House | Cairndow | Argyll and Bute |
| Ardkinglas Woodland Garden | Cairndow | Argyll and Bute |
| Ardmaddy Castle Garden | Oban | Argyll and Bute |
| Ardnamurchan Point Lighthouse | Ardnamurchan | Argyll and Bute |
| Ardnamurchan Point Visitor Centre | Kilchoan, Acharacle | Argyll and Bute |
| Ardress House | Portadown | Co. Armagh |
| Arduaine Garden | Arduaine | Argyll and Bute |
| Ardunie Roman Signal Station | Denfield | Perth and Kinross |
| Ardvreck Castle | Lock Assynt | Highland |
| Ardwell Gardens | Ardwell, Stranraer | Argyll and Bute |
| Ardwell House Gardens | Ardwell,Stranraer | Dumfries and Galloway |
| Arena Leisure | Morecambe | Lancashire |
| Argory, The | Moy, Dungannon | Co. Armagh |
| Argyll and Sutherland Highlanders Regimental Museum | Stirling | Stirling |
| Argyll Forest Park | Dunoon | Argyll and Bute |
| Argyll Pottery | Barcaldine, Oban | Argyll and Bute |
| Argyll Wildlife Park | Inveraray | Argyll and Bute |
| Argyll's Lodging | Stirling | Stirling |
| Arinechtan Car Park and Walks | Lochgilphead | Argyll and Bute |
| Arisaig Marine | Arisaig | Highland |
| Ariundle Car Park and Forest Walk | Strontian | Highland |
| Ariundle Centre | Strontian | Argyll and Bute |
| Ark Open Farm | Newtownards | Co. Down |
| Ark Pottery | Ottery St. Mary | Devon |
| Arkwright's Cromford Mill | Cromford | Derbyshire |
| Arley Arboretum | Arley, Bewdley | Worcestershire |
| Arley Arboretum | Bewdley | Shropshire |
| Arley Hall & Gardens | Nr Nantwich | Cheshire |
| Arlington Bluebell Walk | Arlington, Polegate | East Sussex |
| Arlington Court | Arlington, Barnstable | Devon |
| Armadale Castle Gardens & Museum of the Isles | Armadale, Isle of Skye | Highland |
| Armagh Friary | Armagh | Antrim |
| Armagh Planetarium | Armagh | Co. Armagh |
| Armitage's Mower World and Garden Centre | Huddersfield | West Yorkshire |
| Armitage's Pennine Garden Centre | Shelley | West Yorkshire |
| Armitt Library & Museum Centre | Ambleside | Cumbria |
| Armstrong Clan Museum | Langholm | Dumfries and Galloway |
| Army Medical Services Museum | Aldershot | Hampshire |
| Army Physical Training Corps Museum | Aldershot | Hampshire |
| Arn Hill Nature Reserve | Warminster | Wiltshire |
| Arne Toy Museum | Arne, Wareham | Dorset |
| Arniston House | Gorebridge | Midlothian |
| Arnolfini Centre for the Contemporary Arts | Bristol | Bristol |
| Aros Experience, The | Portree, Isle of Skye | Highland |
| Aros Park | Tobermory | Argyll and Bute |
| Arran Heritage Museum | Brodick, Isle of Arran | North Ayrshire |
| Arreton Barns Craft Village | Arreton, Newport | Isle of Wight |
| Arrow Valley Countryside Centre | Redditch | Worcestershire |
| Arsenal Stadium | Highbury | Greater London |
| Art Asia | Southampton | Hampshire |
| Art Café | Corbridge | Northumberland |
| Art Matters Gallery | Tenby | Pembrokeshire |
| art.tm | Inverness | Highland |
| Artcrystal of Grange-over-Sands | Grange-over-Sands | Cumbria |
| Arthur Ancestral Home | Ballymena | Co. Antrim |
| Arthur's Round Table | Penrith | Cumbria |
| Arthur`s Stone | Dorstone, Nr Hay-on-Wye | Herefordshire |
| Artist Studio | Brighton | Brighton & Hove |
| Arts Centre Darlington | Darlington | Darlington |
| Arts Culture Harrow | Harrow | Greater London |
| ArtSway | Sway | Hampshire |
| Arundel Castle and Gardens | Arundel | West Sussex |
| Arundel Museum | Arundel | West Sussex |
| Ascot Racecourse | Ascot | Windsor & Maidenhead |
| Ascott | Wing, Nr Leighton Buzzard | Buckinghamshire |
| Ascott House | Leighton Buzzard | Bedfordshire |
| Ash End House Children's Farm | Tamworth | Staffordshire |
| Ashburton Museum | Ashburton | Devon |
| Ashby de la Zouch Castle | Ashby de la Zouch | Leicestershire |
| Ashby Museum | Ashby de la Zouch | Leicestershire |
| Ashby Trip, The | Sutton Cheney Wharf | Leicestershire |
| Ashcombe Adventure Centre | Dawlish | Devon |
| Ashcroft Arts Centre | Fareham | Hampshire |
| Ashdown Forest Llama Park | Forest Row | East Sussex |
| Ashdown House | Forest Row | East Sussex |
| Ashdown House | Lambourn, Newbury | West Berkshire |
| Ashford Tourist Information Centre | Ashford | Kent |
| Ashleworth Tithe Barn | Ashelworth | Gloucestershire |
| Ashley Jackson Galleries | Holmfirth | West Yorkshire |
| Ashmolean Museum | Oxford | Oxfordshire |
| Ashridge Estate | Ringshall, Berkhamsted | Hertfordshire |
| Ashton Memorial | Chorley | Lancashire |
| Ashton Windmill | Axbridge | Bath and North East Somerset |
| Aske Hall | Aske | North Yorkshire |
| Aspex Gallery | Southsea | Hampshire |
| Assembly Rooms | Derby | Derby |
| Astbury Mere Country Park | Astbury, Nr Congleton | Cheshire |
| Astley Abbots PYO Lavender | Bridgnorth | Shropshire |
| Astley Cheetham Art Gallery | Stalybridge | Greater Manchester |
| Astley Green Colliery Museum | Astley | Greater Manchester |
| Astley Hall | Chorley | Lancashire |
| Aston Hall | Birmingham | West Midlands |
| Aston Pottery Ellis Baughan Design | Bampton | Oxfordshire |
| Atelier 71 | Fareham | Hampshire |
| Athelhampton House & Gardens | Nr Puddletown | Dorset |
| Athelstan Museum | Malmesbury | Wiltshire |
| Atholl Country Life Museum | Blair Atholl, Pitlochry | Perth and Kinross |
| Atholl Gallery, The | Dunkeld | Perth and Kinross |
| Atkinson Art Gallery | Southport | Merseyside |
| Atlantic Village | Bideford | Devon |
| Atlantis Leisure | Oban | Argyll and Bute |
| Attadale Gardens & Nursery | Strathcarron | Highland |
| Attic Gallery | Swansea | Swansea |
| Attingham Park | Shrewsbury | Shropshire |
| Atwell Wilson Motor Museum | Calne | Wiltshire |
| Aubigny Sports Centre | Haddington | East Lothian |
| Auchagallon Stone Circle | Auchagallon, Isle of Arran | North Ayrshire |
| Auchgourish Botanic Garden | Boat of Garten | Highland |
| Auchindoun Castle | Dufftown | Moray |
| Auchindrain Museum | Inveraray | Argyll and Bute |
| Auchingarrich Wildlife Centre | Crieff | Perth and Kinross |
| Auchterarder Tourist Information Centre | Auchterarder | Perth and Kinross |
| Auckland Castle | Bishop Aukland | Durham |
| Auckland Castle Deer House | Bishop Aukland | Durham |
| Audley End House and Gardens | Saffron Walden | Essex |
| Audley End House and Gardens | Saffron Walden | Cambridgeshire |
| Audley End Miniature Railway | Saffron Walden | Essex |
| Audley's Castle | Strangford | Down |
| Auld Kirk Museum | Kirkintilloch | East Dunbartonshire |
| Auld Reekie Tours | Edinburgh | Edinburgh |
| Automobilia | St Austell | Cornwall |
| Avalon Vineyard | Shepton Mallet | Somerset |
| Avebury | Avebury | Wiltshire |
| Avebury Manor & Garden | Avebury | Wiltshire |
| Avebury Stone Circles | Avebury | Wiltshire |
| Avertical World Indoor Climbing Centre | Dundee | Angus |
| Avery Hill Park and Winter Gardens | Eltham | Greater London |
| Avery Historical Museum | Smethwick | West Midlands |
| Avington Park | Itchen Abbas | Hampshire |
| Avon Boating | Stratford-upon-Avon | Warwickshire |
| Avon Heath Country Park | St Ives, Ringwood | Hampshire |
| Avon Ski Centre Mendip Riding Centre | Churchill | Bath and North East Somerset |
| Avon Valley Country Park | Keynsham | Bristol |
| Avon Valley Railway | Bitton | Bristol |
| Avoncroft Museum | Bromsgrove | Worcestershire |
| Avondale Glass | Kilgetty | Pembrokeshire |
| Awesome Walls Climbing Centre | Liverpool | Merseyside |
| Axbridge and District Museum | Axbridge | Somerset |
| Axe Valley Heritage Museum | Seaton | Devon |
| Axminster Museum | Axminster | Devon |
| Aydon Castle | Corbridge | Northumberland |
| Aylesbury Tourist Information Centre | Aylesbury | Buckinghamshire |
| Aylesford Priory | Aylesford | Kent |
| Aynsley China Visitor Centre | Stoke-on-Trent | Staffordshire |
| Ayr Carnegie Library | Ayr | South Ayrshire |
| Ayrshire (E.C.O.) Yeomanry Museum | Alloway | South Ayrshire |
| Ayscoughee Hall Museum | Spalding | Lincolnshire |
| Aysgarth Falls | Aysgarth | North Yorkshire |
| Ayton Castle | Eyemouth | Scottish Borders |
| AZTEC Watersports | Pershore | Worcestershire |
