Museums
- Amersham Museum
- Bletchley Park
- Buckingham Old Gaol Museum
- Buckinghamshire County Museum
- Buckinghamshire Railway Centre, at Quainton
- Chiltern Open Air Museum
- Cowper and Newton Museum
- Milton Keynes Museum
- Milton Keynes Museum Society
- Roald Dahl Museum and Story Centre
- Waddesdon Manor
- Wycombe Museum
Historical records and archives
- Centre for Buckinghamshire Studies (CBS)
- Buckinghamshire Historic Environment Record
- Buckinghamshire and Milton Keynes Environmental Records Centre (BMERC)
- Buckinghamshire Record Society
- Milton Keynes City Discovery Centre Archives
- Slough Library Local Studies Collection
Archaeology
- Archaeology in Marlow
- Bletchley Archaeological & Historical Society (BAHS)
- Chess Valley Archaeological & Historical Society (CVAHS)
- Council for British Archaeology – South Midlands Group
- Leighton Buzzard and District Archaeological and Historical Society
- Marlow Archaeological Society
- Olney Archaeological Society
- Milton Keynes Archaeology Service
- Oxford University archaeology courses
- Wolverton and District Archaeological and Historical Society
Local heritage and history
- Buckingham Canal Society
- Buckinghamshire Historical Association
- Castlethorpe Village
- Hanslope & District Historical Society
- Milton Keynes Heritage Association
- New Bradwell Heritage Group
- Newport Pagnell Historical Society
- Olney & District Historical Society
- Princes Risborough Area Heritage Society
- Sherington Historical Society
- Slough History Online
- Stoke Goldington Association
- Two Villages Archive Trust (Milton Keynes & Broughton)
- Unlocking Buckinghamshire's Past
- Wendover Arm Canal Trust
Family History
- Buckinghamshire Family History Society (BFHS)
- Buckinghamshire Genealogical Society (BGS)
- Genuki genealogy website – Buckinghamshire
Other
- Chiltern Society Photographic Group