list by county, list alphabetically
Channel Islands
Guernsey
Jersey
England
Avon
Bedfordshire
Berkshire
- Herschel Astronomical Society
- Maidenhead Astronomical Society
- Newbury Astronomical Society
- Reading Astronomical Society
Buckinghamshire
Cambridgeshire
- Cambridge Astronomical Association
- Papworth Astronomy Club
- Peterborough Astronomical Society
- Sawtry And District Astronomical Society
- St. Neots Astronomy Association
Cheshire
- Altrincham And District Astronomical Society
- Chester Astronomical Society
- High Legh Community Observatory
- Macclesfield Astronomical Society
- South Cheshire Astronomical Society
Cornwall
- Callington Community Astronomy Group
- Cornwall Astronomical Society
- Kernow Astronomers
- Observatory For Cornwall
- Roseland Observatory Society
Cumbria
- Cockermouth Astronomical Society
- Eddington Astronomical Society
- Furness And South Lakeland Astronomical Society
Derbyshire
- Derby & District Astronomical Society
- Ilkeston & District Astronomical Society
- White Peak Astro. Obs. Group
Devon
- Norman Lockyer Observatory Soc
- North Devon Astronomical Society
- Plymouth Astronomical Society
- Tavistock Astronomical Society
- Tiverton and Mid Devon Astronomy Society
- Torbay Astronomical Society
Dorset
Durham
East Riding of Yorkshire
East Sussex
- East Sussex Astronomical Society
- Eastbourne Astronomical Society
- Foredown Tower Astronomers
- Lewes Astronomers
- Wadhurst Astronomical Society
Essex
- Castle Point Astronomy Club
- Clacton & District Astronomical Association
- Havering Astronomical Society
- Loughton Astronomical Society
- North Essex Astronomical Society
- Thurrock Astronomical Society
Gloucestershire
Greater Manchester
Hampshire
- Andover Astronomical Society
- Basingstoke Astronomical Society
- Cody Astronomical Society
- Fordingbridge Astronomers
- Hampshire Astronomical Group
- Solent Amateur Astronomers
- Southampton Astronomical Society
Herefordshire
Hertfordshire
- Hertford Astronomy Group
- Letchworth And District Astronomical Society
- South West Hertfordshire Astronomical Society
Isle of Wight
Kent
- Ashford Astronomical Society
- Cranbrook and District Science and Astronomical Society
- Crayford Manor House Astronomical Society
- Edenbridge And District Astronomers
- Mid Kent Astronomical Society
- Orpington Astronomical Society
- South East Kent Astronomical Society
Lancashire
- Astronomy Centre
- Blackpool & District Astronomical Society
- Bolton Astronomical Society
- Southport Astronomical Society
Leicestershire
Lincolnshire
- Cleethorpes & District Astronomical Society
- Lincoln Astronomical Society
- North Lincs Astro Society
- Spalding Astro
London
- Croydon Astronomical Society
- Flamsteed Astronomy Society
- Hampstead Garden Suburb Astronomical Society
- West Of London Astronomical Society
Merseyside
National
- Cleveland and Darlington Astronomical Society
- Society For The History Of Astronomy
- Sunderland Astronomical Society
- The Webb Deep-Sky Society
Norfolk
- Breckland Astronomical Society
- King’s Lynn & District Astronomy Society
- North Norfolk Astronomical Society
- Norwich Astronomical Society
North Yorkshire
- Harrogate Astronomical Society
- Scarborough & Ryedale Astronomical Society
- Whitby & District Astronomical Society
- York Astronomical Society
Northamptonshire
Northumberland
- Kielder Observatory Astronomical Society
- Newcastle-Upon-Tyne Astronomical Society
- Northumberland Astronomical Society
Nottinghamshire
- Bassetlaw Astronomical Society
- Mansfield And Sutton Astronomical Society
- Nottingham Astronomical Society
Oxfordshire
Shropshire
Somerset
- Beckington Astronomical Society
- Crewkerne And District Astronomical Society
- Wells and Mendip Astronomers
- William Herschel Society
South Yorkshire
- Doncaster Astronomical Society
- Mexborough & Swinton Astronomical Society
- Sheffield Astronomical Society
Staffordshire
Suffolk
- Lowestoft & Great Yarmouth Astronomical Society
- Orwell Astronomical Society
- Stour Astronomical Society
Surrey
Warwickshire
West Midlands
- Birmingham Astronomical Society
- Coventry & Warwickshire Astronomical Society
- Heart Of England Astronomical Society
- Knowle Astronomical Society
- Midlands Spaceflight Society
- University of Birmingham Astronomical Society
- Walsall Astronomical Society
- Wolverhampton Astronomical Society
West Sussex
- Adur Astronomical Society
- Crawley Astronomical Society
- Horsham Astronomy Group
- Worthing Astronomers
- Worthing Astronomical Society
West Yorkshire
- Batley and Spenborough Astronomical Society
- Bradford Astronomical Society
- Hebden Bridge Astronomy Society
- Huddersfield Astronomical & Philosophical Society
- Leeds Astronomical Society
- West Yorkshire Astronomical Society
Wiltshire
Worcestershire
- Bromsgrove Astronomical Society
- Redditch Astronomical Society
- The Carolian Astronomy Society
- Worcester Astronomical Society
Isle of Man
Isle of Man
Northern Ireland
Antrim
Scotland
Aberdeenshire
Argyll
Ayrshire
Caithness
Dumfriesshire
Lanarkshire
Moray
National
- Association of Falkirk Astronomers
- Astronomical Society of Edinburgh
- Bute Astronomical Club
- Clydesdale Astronomical Society
- Dalgety Bay Astronomy Club
- Stirling Astronomical Society